Monash University, Melbourne, Australia.
17-21 February 1992.
Peer-reviewed proceedings edited by J.H. Combellack, K.J. Levick, J. Parsons and R.G. Richardson.
Published by Weed Science Society of Victoria Inc.
ISBN 0 9599210 4 4
Volume 1
Invited papers
Have ecological and biological studies improved weed control strategies?
R.F. Norris pp. 7-33
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Designing more efficient herbicides
D.A. Evans pp. 34-42
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The importance of weeds and ways of reducing concerns about methods for their control
J.H. Combellack pp. 43-63
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Biological and other alternative control measures
A.K. Watson pp. 64-73
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Herbicide development and marketing of weed control in the United States of America
J.F. Ellis pp. 74-82
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Weed ecology, biology and spread
R.H. Groves pp. 83-88
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Biology, ecology and spread of weeds of temperate crops
J.C. Streibig, C. Andreasen and J.E. Jensen pp. 89-93
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Mechanisms of establishment and spreading of Cyperus rotundus the worst weed of warm regions
M. Horowitz pp. 94-97
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Annual dormancy patterns of weed seeds influence weed control
C.M. Karssen and H.J. Bouwmeester pp. 98-104
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Nutritional control of bud growth in perennial weeds
G.I. McIntyre pp. 105-109
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Exclusion of foreign weeds from the United States of America by USDA APHIS
R.G. Westbrooks pp. 110-112
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Weed competition and interference in cropping systems
R.D. Cousens pp. 113-117
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Weed impact on wheat, maize and other temperate crops
R.L. Zimdahl pp. 118-122
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Weed impact on rice and other tropical crops
M.J. Kropff and K. Moody pp. 123-126
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Impact of weeds on developing countries
W. Koch pp. 127-133
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Impact of the pan-tropical weed, Parthenium hysterophorus L. on human affairs
G.H.N. Towers and P.V. Subba Rao pp. 134-138
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Impact of weeds on animal productivity
J.A. Edgar pp. 140-144
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The impact of weeds in national parks
W.M. Lonsdale pp. 145-149
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Efficient application of herbicides
H. G�hlich pp. 150-158
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Herbicide application
P.C.H. Miller pp. 159-164
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Spray equipment for applying herbicides in ultra-low volume
C.G. McWhorter and J.E. Hanks pp. 165-167
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Biochemistry of herbicides and their relationships with animal toxicity
S. Matsunaka pp. 168-172
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Effect of environmental factors on herbicide performance
P. Kudsk and J.L. Kristensen pp. 173-186
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Increasing efficiency with adjuvants and herbicide mixtures
J.M. Green pp. 187-192
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Prediction of herbicide persistence and phytotoxicity of residues
I.G. Ferris and B.M. Haigh pp. 193-207
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Identifying ways of optimizing herbicide use in crops
G.W. Cussans pp. 208-214
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Efficient forest vegetation management
S.M. Zedaker pp. 215-219
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Efficient herbicide use in tropical crops
K. Moody pp. 220-223
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Efficient weed control in wheat Triticum aestivum L. and maize Zea mays L.
J.D. Nalewaja pp. 224-230
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Biochemical mechanisms of herbicide resistance and selectivity
R. Scalla pp. 231-235
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Designing strategies to delay development of resistance to herbicides
D. Shaner, A. Sinha and R. Braddock pp. 236-239
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Classical biological control of weeds
J. Waage pp. 240-247
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Biological control of weeds in Malaysian plantations
P.A. C. Ooi pp. 248-255
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Biological control of weeds in waterways and on public lands in the south-eastern United States of America
T.D. Center pp. 256-263
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Potential for developing and marketing mycoherbicides
G.E. Templeton pp. 264-268
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Development and commercialization of biocontrol agents
B.A. Auld pp. 269-272
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Grazing animals as biological control agents
I. Popay and R. Field pp. 273-277
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Integrated weed management techniques to reduce soil degradation
I. Okezie Akobundu pp. 278-288
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Strategies to reduce dependence on herbicides
W. Morgan pp. 289-294
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Non-chemical weed control in tropical crops of developing countries
G. J. Wells pp. 295-301
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Natural products as herbicides
S.O. Duke pp. 302-305
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Herbicide research and development
E. M. Beyer pp. 306-310
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Herbicide development for weeds in temperate crops – a European perspective
R.P.L. Plumbe, J. Rognon and T. Szoeke pp. 311-313
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Herbicide Registration
G. N. Hooper pp. 314-319
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Development of crops resistant to herbicides
M.J. Dalling pp. 320-324
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CAST’s role concerning contentious issues related to weed control
L.S. Jordan pp. 325-328
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Improving herbicide safety to the environment and the operator
D.C. Matthews pp. 329-331
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Extension and education in relation to herbicides
A.P. Appleby pp. 332-335
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Effective marketing of weed control
M.A. Jackson pp. 336-338
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Development and marketing of herbicides in developing countries
S. Campiranon pp. 339-341
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Volume 2
Submitted papers and poster summaries
Summary of outcomes and recommendations from The First International Weed Control Congress
H. Combellack and G. Friesen pp. 13-33
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Are consumer concerns being addressed by industry and government?
J. Alexandra pp. 35-45
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A method to compare dose-response behaviour in the field
K. Alness pp. 46-48
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Aquatic plant management through control of plant canopy
L.W.J. Andreson p. 49
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Weed communities described by multivariate analyses
D. Andreasen, J.E. Jensen and J.C. Streibig pp. 50-54
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Spot-narrow band helicopter sprayer
J. Antognini p. 55
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Influence of phoeriod during seed development on duration of seed dormancy in Avena fatua L.
L.J. Armstrong and S.W. Adkins p. 56
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Weed communities in rice granary areas in Peninsular Malaysia
M. Azmi, B.B. Baki and M. Mashhor pp. 57-60
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Rice/red rice interference studies
J.B. Baker and J.W. Shrefler p. 61
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The protocol of herbicide application in direct seeded rice in Malaysia
B.B. Baki and M. Azmi pp. 62-65
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Arkansas experience with reduced rate herbicide recommendations
F.L. Baldwin, C.B. Guy and L.R. Oliver pp. 66-69
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The inhibition of herbicide resistance in Avena sterelis ssp. ludoviciana biotype SAS 1
A.R. Barr, A.M. Mansooji, J.A.M. Holtum and S.B. Powles pp. 70-72
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Soil and groundwater contamination by citrus selective residual herbicides
G.D Barreda, E. Lorenzo, M. Gamon, E. Monteagudo, A. Saez, J. Garcia de la Cuadra, C. Ramos, A. del Busto pp. 73-75
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Reduced nitrogen inputs in wheat: the effects on weed crop competition and weed population dynamics
J.M. Baylis, A.R. Watkinson, G. Lintell-Smith and L. Firbank pp. 76-80
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Sheep grazing as a weed control practice in seedling alfalfa
C.E. Bell and J.N. Guerrero p. 81
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Postmergence quackgrass Elytrigia repens control with nicosulfuron in corn
P.C. Bhowmik and B.M. O’Toole pp. 82-85
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Leaching of metolachor in some South African soils
J.J. van Biljon, P.C. Nel and H.T. Groeneveld pp. 86-88
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Movement, persistence and activity of herbicides in soils: development of a computer simulation model
W.M. Blacklow pp. 89-91
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Development of Canola (Brassica Napul) expressing resistance to acetolactate systhase inhibiting herbicides
R.E. Blackshow, D. Kanashiro, I. Babic, F. Bekkaoui, W.L. Crosby and M.M. Moloney p. 92
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Weed management with sustainable cropping systems
D. Blesing p. 93
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A potential mycoherbicide for the control of pehnoxyherbicide-resistant giant buttercip (Ranunculus acris) in dairy pastures
G. Bourdot and I. Harvey p. 94
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Aquatic plant management in Australia (not necessarily weed control!)
K.H. Bowmer pp. 95-98
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Interference of common cocklebur Xanthium strumarium L. in peanut Arachis hypogaea L.
B.J. Brecke and S.S. Royal pp. 99-100
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Melampsora hypericorum, a rust fungus with potential in the biological control of tutsan, Hypericum androsaemum
E. Bruzzese and I.G. Pascoe pp. 101-102
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The mechanism of organosilicone surfactant-induced uptake of amine and ester formulations of tricolpyr
R.D. Buick and R.J. Field pp. 103-105
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Possible bio-control of native weeds by native insects
M.H. Campbell and P.J. Wykes pp. 106-108
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Co-ordinated control of silverleaf nightshade, Solanum elaeagnifolium, reduced its spread rate
R.J. Carter pp. 109-112
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Improving herbicide performance with synergists that modulate metabolism
J.C. Casely pp. 113-115
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Herbicides in archeology
P. Catizone, G. Toden and R. Miravalle p. 116
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Persistence of picloran in Brazilian soil
A.L. Cerdeira and R. Forster p. 117
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Exploiting the clonal variability of Chondrilla juncea to detect virulent strains of Puccinia chondrillina for use in Australia
P. Chaboudez, S. Hasan and C. Espiau pp. 118-121
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Weed problems in Saudi Arabian cereal crop production
S.A Chaudhary and A.A. Al-Juwayed pp. 122-124
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Managing brome grass in cropping systems
A.H. Cheam and S.I. Lee p. 125
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Sulfonylurea resistance in annula ryegrass (Lolium Rigidum) in Australia
J.T. Chrisher, M. Burnet, S.B. Powles, J.A.M. Holtum and D.R. Liljegren pp. 126-128
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Post application response of Eleocharis kuroguwai to bensulfuron-methyl
J.C. Chun and H.S. Shin pp. 129-131
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Mobile operating station for ULV research
J.H. Combellack and J. Bonilla p. 132
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Differential tolerance of lupin cultivars (Lupinus angustifolius) to triazine herbicides
J.A. Cooper and D.G. Bowran pp. 133-135
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Influence of tillage practices on weed population dynamics
G. Covarelli and F. Tei p. 136
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Prediction and practice in biological control
J.M. Cullen pp. 137-140
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Population dynamics of herbicide resistant annual ryegrass, Lolium rigidum, in pasture
R.M. Davidson pp. 141-143
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Agrichemical industry initiatives to combat development of herbicide resistance
R.C. Davis pp. 144-147
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Control of Gleditsia triacanthos
J.J. Dellow, R.B. Trounce and M. Sargeant pp. 148-150
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Expansion of host-plant range of a biocontrol agent Trichilogaster acaciaelongifoliae(Pteromalidae) released against the weed Acacia longifolia in South Africa
G.B. Dennill, D. Donnelly and S.L. Chown p. 151
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Impact of microbial aquatic weeds on catfish production in the United States
C.P. Dionigi pp. 152-154
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Biological control of Paterson’s curse (Echium plantagineum) lessons from the programme using the leaf- mining moth Dialectica scalariella
J. Dodd pp. 155-157
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Management for vulpia control in pasture
P.M. Dowling, A.R. Leys and B. Plater pp. 158-159
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Subterranean clover living mulch: a systems approach
A.J. Enache, R.D. Illnicki and R.R. Helberg pp. 160-162
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Renewed research in chemical control of Lantana camara L. in South Africa
D.J. Erasmus pp. 163-165
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Chemical bush control with ethidimuron
M.P. Fourie pp. 166-168
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Graminicides applied post-cutting control grasses in alfalfa Medicago sativa
C.L. Foy and H.L. Witt pp. 169-171
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The role of allelopathic sunflower in cotton production
R.E. Frans and N. Semidey pp. 172-174
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How important are long-term effects for weed control according to economic thresholds in cereals – an example for Apera spica-venti
B. Gerowitt pp. 175-177
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Environmental responsibilities – an industry view
I.J. Graham-Bryce pp. 178-187
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Multiple applications increase DPX-E9636 and nicosulfuron performance in corn
J.M. Green and M.S. Casini p. 188
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Diclofop-resistance in a Lolium multiflorum biotype from Oregon
J.W. Gronwald, K.C. Betts, N.J. Ehlke and D.L. Wyse pp. 189-191
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In vivo and in vitro interaction of chlosulfuron with acetolacate synthase (ALS) from chlorsulfuron- resistant and susceptible Arabidopsis thaliana
L.M. Hall and M.D. Devine p. 192
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A possible role for carrier proteins in the ontogeny of epicuticular leafwaxes
N.D. Hallam and B.E. Juniper pp. 193-197
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Impact of application methods on braken control using metsulfuron methyl
L.J. Hamilton pp. 198-199
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Nimbya scirpicola causing orange- coloured stem spot on Eleocharis kuroguwai
Y. Harada, Harada, S. Imaizumi, H. Tanaka, H. Negishi, T. Fujimon, M. Yamada, R. Honkura and Y. Miura p. 200
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Characteristics of the ideal orchard ground-cover species
K. Harrington p. 201
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Studies on the allelopathic inhibition of yellow nutsedge growth by sweetpotato
H.F. Harrison and J.K. Peterson p. 202
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Competition between three weed species and two crops
M.J. Hartley pp. 203-207
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Precision directed row crop sprayers
R.G. Harvey and C.D. Kleppe pp. 208-211
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An update of the biological control of common heliotrope in Australia using plant pathogens
S. Hasan pp. 212-214
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Yield increases in cereals following control of two perennial weeds in South Australia
J.W Heap and C.J. Mitchell pp. 216-218
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The carbon economy and ecological strategy of yarrow Achillea millefolium L.
F.L.F Henskens, R.J. Field and G.W. Bourdot pp. 219-222
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Some notes on common weeds of rice in Sarawak
I.G. Ipor, I.K. Baki and M. Mashhor p. 223
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Paraquat resistance in Solanum nigrum, Crassocephalum crepidioides, Amarathus lividus and Conyza sumatrensis in Malaysia
K. Itoh, M. Azmi and A. Ahmad pp. 224-228
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Effect of simulated rainfall and adjuvants on the phytotoxicity of sulfonylurea herbicides
T.K. James and A. Rahman pp. 229-232
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Wheatprogeny response to rpeharvest herbicide applications
L.S. Jeffery pp. 233-236
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The missing link – the field communicator
L.O. Jellinek and C. Joannides pp. 237-243
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Herbicide resistance: the stance of the agrochemical industry
A.R. Jutsum and D. Shaner pp. 244-246
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Effect of times of weed controls, row spacing and density on growth and field of cumin
M. Kafy p. 247
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The fates of seeds produced by lambs quarters (Chenopodium album L.) and pale smartweed (Polygonium lapathifolium L.) in herbicide evaluation plots
M. Kane, P.B. Cavers and J.J. O’Toole p. 248
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Inter- and intra-populational genetic variation in seed dormancy of Digitaria ciliaris
M. Kataoka, K. Kataoka and K. Tateno p. 249
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Challenges for Australian farm chemical training
J. Kent pp. 250-252
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The effect of water quality, water volume and rate on the efficacy of glyphosate
K.J. Kirkland p. 253
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Weed control systems for resource conservation
E.L. Knake pp. 254-256
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The role of herbicides for adapted weed management in conservation farming
K.F. Kon, C.J. Hare and K.P. Tiw pp. 257-260
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Research equipment for laboratory experiments with herbicides
J.L. Kristensen pp. 261-262
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Tropical weeds: Status and trends for their control
R. Labrada pp. 263-276
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New possibilities for targeted weed control in rice with Quinclorac and Quinclorac combinations
M. Landes, P. Munger, W. Nuyken and W. Unglaub pp. 277-279
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Towards ecologically based noxious weed proclaimations and management strategies
D. Lane pp. 278-280
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Passive and biological monitoring of workers exposed to several pesticides
T.L. Lavy, J.D. Mattice, J.H. Massey and B.A. Skulman p. 281
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Supperssion of weeds by competitive wheat cultivars and interaction with herbicide
D. Lemerle and R.D. Cousens pp. 282-284
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Wheat waxes and wettability
K.Levick and J. Nicholls pp. 285-286
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Balancing economic benefits and consumer concerns
B. Lloyd pp. 287-289
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Prediction of yeild loss based on relative leaf cover of weeds
L.A.P. Lotz, M.J. Kropff, B. Bos and J. Wallinga pp. 290-292
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Herbicide drift and off-target damage in New Zealand
J. Maber and G. Pennell pp. 293-296
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Integrated approach to control the wasteland weed Parthenium hysterophorus
M. Mahadevappa, R.S. Kulkarni and M. Mamatha p. 297
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The first mycoherbicide in Canada: Colletotrichum gloeosporioides f. sp. malvae for roung leaf mallow control
R.M.D. Makowski and K. Mortensen pp. 298-300
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Growth comparisons of sulfonylurea resistant and susceptible biotypes
G.A. Mallory-Smith, D.C. Thill, M. Alcocer-Ruthling and C.R. Thompson pp. 301-303
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The spectrum and mechanism of herbicide resistance in wild oats (Avena sterelis biotype SAS 1)
A.M. Mansooji, C. Maneechote, J.A.M. Holtum and S.B. Powles pp. 304-306
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Dominant weed species along the major roads in Peninsular Malaysia
M. Mansor, K. Mohamed and A. Jaafar pp. 307-310
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Weed control in organic farming systems
T. Marshall pp. 311-314
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Integrated weed management systems for the control of sand fescur (Vulpia fasciculata) in barley in South Australia
R. Matic and I.D. Black pp. 315-317
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Aspects of the population dynamics of selection for herbicide resistance in Lolium rigidium (Gaud)
J.M. Matthews and S.B. Powles pp. 318-320
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Overstory-understory relationship for a short-lived perennial weed (Gutierrezia sarothrae) growing on shortgass prairie in New Mexico, USA
K.C. McDaniel, L.A. Torell and J.W. Bain p. 321
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Goats for chemical free weed control
B.A. McGregor, J. Hall, M. Wener and T. Squire Wilson p. 322
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Weed control in certain crops planted in sugar cane interrows in Mauritius
L.F.G. McIntyre pp. 323-325
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Biological control of ragwort, using the leaf and crown boring moth, Cochylis atricapitana Stephens
D.A. McLaren pp. 326-329
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Spray-ping of wild oats (Avena spp.) in wheat with selective herbicides
R.W. Medd, M.G. McMillan and A.S. Cook pp. 330-332
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Techniques for monitoring seed banks of annual grass weeds on arable soils
R.W. Medd pp. 333-335
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Government agencies and public awareness in the management of aquatic weeds in Australia
D. S. Mitchell pp. 336-339
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Evaluation of soil solarization to control weeds and nematodes
M. Mohammad-Reza and F. Teymouri p. 340
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A study of the weeds associated with forest nursery stocks in northern Iran
M. Mohammadi pp. 341-346
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Management guidelines derived from ecological studies of prickly acacia (Acacia nilotica)
L.M. Mooy, J.C. Scanlan, M.P. Bolton and W.J. Dorney pp. 347-349
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Safeners, herbicides and grain sorghum microsomes
D.E. Moreland and F.T. Corbin pp. 350-352
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Cover plants in field planted leek: impact on yield, insect pests and nitrogen availability in the soil
H. Muller-Scharer, C.A. Potter and B. Hurni pp. 353-355
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Alternaria zinniae: a candidate for the biocontrol of Xanthium weeds
D.B. Nehl and J.F. Brown pp. 356-358
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Evaluation of techniques used in conventional bioassays for determining atrazine activity in soil
P.C. Nel, R. Mennega and C.F. Reinhardt pp. 359-361
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Integration of prescribed fire and sub lethal chemical defoliation for controlling shrub populations in Australian semi-arid woodlands
J.C. Noble, A.C. Grice, N.D. MacLeod and W.J. Muller pp. 362-364
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Effect of aquatic weeds on nutrient removal from domestic sewage
Y. Oki pp. 365-371
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Germination and after-ripening responses in Amaranthus retroflexus seed
E.N. Omami, R.W. Medd and A. Haigh pp. 372-374
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A multi period economic model for conrol of wild oats (Avean fatua)
S. Pandey and R.W. Medd pp. 375-377
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Potential economic benefit from research into alternative forms of wild oat (Avena spp.) control
S. Pandey, R.W. Medd and R.K. Lindner pp. 378-380
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The role of prediction in determining the quarantine significance of weeds
F.D. Panetta pp. 381-383
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Primisulfuron for weed control in maize (Zea mays L.)
J.W. Peek and C.C. Kupatt pp. 384-386
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Bugg cover crops-vegetables relay cropping to reduce pesticide dependance
S.C. Phatak, D.R. Sumner, L.D. Chandler, R.B. Chalfant, J.D. Gay and R.L. Bugg p. 387
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Development and commercialization of rust (Puccinia canaliculata) for biological control of yellow nutsedge (Cyperus esculentus L.)
S.C. Phatak pp. 388-390
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Weed control in ‘organic’ arable crops in New Zealand
I. Popay, M. Daly, T. Knight, W. Stiefel and S. White pp. 391-393
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Worldwide maize (Zea mays L.) response to primisulfuron
P.J. Porpiglia and G.R. Gillespie pp. 394-396
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Some aspects of biological control of weeds in forestry
R. Prasad pp. 398-402
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The influence of sun and shade on herbicidal activity and translocation
C. Price and I. Ipor pp. 403-406
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Some aspects of the biology of creeping knapweed (Acroptilon repens) in Victoria
G.H. Pritchard pp. 407-409
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Primisulfuron interaction with soil applied insecticides in corn (Zea mays)
S.W. Pruss and M.D. Johnson pp. 410-413
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Altitudinal distribution of Ethiopian agrestals with regard to their life forms and origins
L. Pulschen pp. 414-420
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Temperature influences on the level of resistance to paraquat in biotype of Hordeum leporinum Link
E. Purba, C. Preston and S.B. Powles pp. 421-423
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Determination of yeild and herbicide residues in asparagus spears after treatment with some post-emergence herbicides
A. Rahman, P. Saunders and D.R. Lauren pp. 425-428
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Effects of the herbicide isoproturon on water hyacinth and associated organisms in a small pond
B.C. Rana and J.I. Nirmal Kumar p. 429
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Development of Striga hermonthica on maize and sorghum in western Kenya
J.K. Ransom and G. Odhiambo pp. 430-433
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Weeds of South Khorassan saffron fields
M.H. Rashed p. 434
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Control of Pampas grass (Cortaderia spp.) by oversowing with selected grass species
J. Ray, B. Richardson and J. Zabkiewicz p. 435
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Atrazine persistence in some South African soils
C.F. Reinhardt and P.C. Nel pp. 436-438
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Silvicultural strategies for managing competing vegetation: future research directions in Canada
P.E. Reynolds pp. 439-441
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Evaluation of allelochemicals for their herbicidal activities
V. Rizvi and S.J.H. Rizvi p. 442
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Synergistic effects of sulfcarbamide on selected herbicides
D.W. Rush and M.L. Atwater p. 443
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Cuscuta control in vegetable crops in the United Arab Emirates (U.A.E.)
A.R. Saghir, S. Itani and A. Ahmad p. 444
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Relation between the behaviour in soil and the biological effects of herbicides in western Europe countries
J-F. Salembier, A. Copin, R. Deleu, M. Gomand and H. Lorette pp. 445-450
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Interaction of growth factors in competition between weeds and crops
C.D. Salisbury and J.M. Chandler pp. 451-453
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Propogation, impact and management of Elymus repens in continuous cereal cultivation
J. Salonen pp. 454-456
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Effectiveness of sodium chloride and 2, 4-D in controlling Parthenium hysterophorus L. and other weeds in late shown wheat
P.A. Sarkar pp. 457-460
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Utilization of phyllophane bacteria to augument the efficacy of the mycoherbicide Colletotrichum truncatum
D.A. Schisler, K.M. Howard and R.J. Bothast pp. 461-464
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Significance of weeds in semi-permanent and permanent farming systems in the coastal area of Togo
W. Schmid pp. 465-469
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Developing a successful programme for marketing herbicides in developed countries
P.M. Schmidt pp. 470-472
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Influence of soil humic and fulvic acids and herbicides linuron and ametryne on the growth of Pisum sativum on nutrient solution
N. Senesi, E. Loffredo and G. Padovano p. 473
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The effect of temperature on the establishment of the Paterson’s Curse leaf mining moth, Dialectica scalariella (Zeller) (Lepidoptera: Gracillariidae) in Victoria
R.C.H. Shepherd and T.B. Morley pp. 474-480
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Chemical and biological manifestations of glyphosate and diluent ion interactions
D.G. Shilling, M.A. Mossier, J.W. Carter, W.T. Haller and G.E. MacDonald pp. 481-483
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Weed impact on U.S. rice
R.J. Smith, T.A. Costello and K.W. VanDevender pp. 484-486
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Integrated weed management with Onions involving wind erosion abatement
V. Souza-Machado and A. Ali p. 487
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Seed biology of some broadleaved weeds occurring in South Australia: a review
D.W. Stephenson pp. 488-494
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Interference between Echinochloa cruss-galli and soybean
I.A. Stoimenova and A.G. Mikova pp. 495-502
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Lessons to be drawn from a herbicide trial programme in regard to annual ryegrass Lolium rigidium resistance
J.M. Swain, W. Roy, G.S. Gill and P.J. O’Connell pp. 503-510
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Chemistry and allelopathy of some weedy Cyperus species
C.S. Tang, K. Komai and R.K. Nishimoto p. 511
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Effect of environmental conditions on glyphosate activity applied to Urochloa panicoides
S. Tanpipat and S. Adkins p. 512
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Selection with sethoxydim can give resistance to cyclohexanedione and aryloxyphenoxypropionate herbicides in annual ryegrass
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Weed supression by residue from hairy vetch and rye cover crops
J.R. Teasdale and C.L. Mohler pp. 516-518
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Integrated control of wild oat, Avena fatua, in spring barley, Hordeum vulgare, in Idaho
D.C. Thill and C.A. Mallory-Smith pp. 519-521
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BICOVER, a national research network on biological control of competing vegetation
D.G. Thompson, A.K. Watson, C. Dorworth, M. Dumas, G. Strunz, R. Jobidon, P. Haris, J. Castello and R. Wagner pp. 522-526
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Development of paddy herbicide pyrazosulfuron-ethyl (NC-311)
T. Umehara and K. Suzuki pp. 527-529
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A mechanism of bensulfuron methyl resistance in suspension cultured carrot cells
K. Usui, S. Swangwong, J. Adachi and K. Lshizuda pp. 530-532
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Further studies on paraquat resistance mechanism in Conyza
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A stringent assessment of herbicide performance on woody plants may reduce herbicide usage
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Neighbourhood approaches for assessing weed impacts in young forests
R.G. Wagner pp. 535-539
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The present status and future direction of weed science in Myanmar
L. Wah pp. 540-553
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Application time of grass selective and non-selective herbicides for seed set control of annual ryegrass Lolium rigidium (Gaud)
A. Wallace and I. Mailing pp. 554-556
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Comparing methods of selecting effective biocontrol agents for weeds
A.J. Wapshere pp. 557-560
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Side effects of herbicides on the soil microbial biomass
D.A. Wardle and A. Rahman pp. 561-564
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Premier – A promising and environmentally friendly herbicide for use in ornamentals
M. Wilcox and J.B. Taylor pp. 565-567
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Low versus high volume application of imazethapyr to pitted morning glory, Ipomoea lacunosa
G.G. Wills, J.E. Hanks and W. Womble p. 568
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Global variation in velvetleaf (Abutilon theophrasti)
H. Wood pp. 569-572
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Role of dynamic surface tension in wetter selection
D. Wood, J. Kibblewhite and R. Watson pp. 573-576
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Allelopathic cover crops to reduce herbicide inputs in cropping systems
D.A. Worsham and U. Blum pp. 577-579
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Differential dormancy patterns of soil-buried seeds of Echinochloa crus-galli (Lnn.) Beauv. and E. utilis Ohwi at Yabuno
Y. Yamasue, Y. Matsui and T. Kusanagi pp. 580-585
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Seedbed weed control and tobacco seedling growth as affected by napropamide and sethoxydim herbicides
F.H. Yelvrerton, A.D. Worsham and R. Jesinger pp. 586-588
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Effect of crop seedling rates and chemical control of brome grass on crop yeild and brome grass seed output
C.M. Zaicou and G.S. Gill pp. 589-591
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Geostatistical analysis of the spatial variability of Cyperus esculentus L. and Oxalis spp, in wheat (Triticum spp.) research lots
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