Fifth Australian Weeds Conference (1976)

Travelodge Motel, Melbourne, Victoria.
29 March – 2 April 1976.
Published by CSIRO

Volume 1

Environmental aspects of weed control

The effect of nutrition on crop tolerance to herbicides
R.A. Drew   p. 14
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The importance of genotype x environment interactions
J.G. Paterson   pp. 15-16
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Weed control in the horticultural environment
R.M. Wright   p. 17
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Regional differences in the competitive ability of sweet lupins
J.M. Allen   pp. 18-19
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Effect of subterranean clovers on production of bulbs of soursob
J.R. Peirce   pp. 20-21
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The problem of roadside Johnson grass control
J.M. Marley   pp. 22-23
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The effect of weeds on sugar-cane culture
L.G. Tilley   pp. 24-25
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Dissipation of atrazine in irrigated Riverina soils
D.J. Swain   p. 26
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The effects of cultural practices on the incidence of weeds in rice in New South Wales
D.J. Swain   pp. 27-28
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Diuron residues in irrigation water
K.H. Bowmer and J.A. Adeney   p. 29
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Aspects of the use of acrolein in water
K.H. Bowmer   pp. 30-36
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Techniques of weed control in relation to land use (a) in crops and sown pastures

Activated carbon and ash carbon in agriculture
J. Toth and P.J. Milham   p. 37
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The control of weeds in a crop situation by suppression of seedling emergence with sterilized soil, and its possible agronomic applications
J.F. Gage   pp. 38-39
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Annual weed competition in wheat crops
G.J. Wells   p. 40
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Control techniques to counteract the persistence of annual ryegrass
G.A. Pearce   pp. 41-42
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An index of.competition + HOE 23408 – a new approach to annual ryegrass control
T.G. Reeves   p. 43
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Glyphosate for sod-kill in minimum tillage wheat
A.A. McNeill and E.G. Cuthbertson   p. 44
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Has HOE 23408 a place in advancing seeding dates?
I.P. Anderson and H.R. Joiner   pp. 45-46
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Silverleaf nightshade population in relation to winter cropping
E.G. Cuthbertson   pp. 47-48
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Chemical control of silverleaf nightshade in winter annual pastures
A.R. Leys and E.G. Cuthbertson   p. 49
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Weed control and row cropping studies in dryland grain sorghum in north west New South Wales
J.F. Holland and D.W. McNamara   pp. 50-51
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Herbicide efficacy in lupins and chickpeas under dryland conditions
A.R. Leys and E.J. Corbin   p. 52
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The response of lupins to post emergence application of carbetamide
E.G. Cuthbertson   pp. 53-54
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Bentazon – a breakthrough in the control of Datura in soybeans
W.L. Felton   pp. 55-56
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The influence of weed spectrum and soil type on the choice of system for weed control in direct-seeded tomatoes
K. Zimmerman and J. Toth   p. 57
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Weed control in oilseed rape
A.R. Leys and B.D. Hill   pp. 58-59
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Field populations of doublegee seed – some observations on the effect of ley farming
D.J. Gilbey   p. 60
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Competition effects on Chinese scrub ingress into pasture
B.C. Curnow and H.R. Jones   p. 61
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The concept of the anti herbicide
D.J. Swain   pp. 62-63
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Soursob – the yellow peril?
D.N. McKenzie   pp. 64-65
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Techniques of weed control in relation to land use (b) in rough grazings and nonagricultural situations

Bracken control in pastures with asulam
P.F. Jacklin   p. 66
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Horehound control in marginal grazing land
T. Suckling, J. Twentyman and C. Piggin   pp. 67-68
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Control of Harrisia cactus by dichlorprop and fenoprop: formulation studies
G.J. Harvey   p. 69
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Hexaflurate: a new herbicide for control of Harrisia cactus
G.J. Harvey   p. 70
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Comparison of costs of alternative methods of controlling Harrisia cactus
T.R. Armstrong   pp. 71-72
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Alternatives to herbicide for introduction of improved perennial grasses on non-arable land
P.M. Dowling   pp. 73-74
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The control of weeds and the associated introduction of native species at Organ Pipes National Park
R.G. Yorston, R.D. Macaulay and R.C. Anderson   p. 75
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Integrated control of Elodea
K.H. Bowmer, G.R. Sainty, K. Shaw, B.T. Steer and E.M. O’Loughlin   pp. 76-77
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Recent trends in the biological control of weeds in Victoria
L. Schmidl   pp. 78-79
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A review of the establishment of Octotoma scabripennis and Uropiata girardi on lantana in Queensland
B.W. Willson   pp. 80-83
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Biology of weeds

Difficulties and rewards in taxonomic studies on weeds
P.W. Michael   p. 84
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Taxonomy of wild oat types
B.J. Wilson and R.W. Johnson   pp. 85-86
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Differences in the weed status and biology of fiddle dock and curled dock
J.M. Allen   pp. 87-88
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Paterson’s curse – a useful pasture species?
C. Piggin   p. 89
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Morphology of the underground parts of silverleaf nightshade
E.G. Cuthbertson   pp. 90-91
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Silverleaf nightshade another perennial problem
D.N. McKenzie   p. 92
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Solanum karsensis a new weed
N.M. Monaghan, H. Brownlee and A.D. Mears   pp. 93-94
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The reproductive efficiency of spiny emex
P.W. Weiss   p. 95
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Effect of temperature and phoeriod on Emex species
P.W. Weiss and D.M. Simmons   p. 96
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Population dynamics of spiny emex
P.W. Weiss   pp. 97-98
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Ecology of Datura
W.L. Felton   p. 99
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Studies of the biology of Galinsoga
R.A. Drew and J.F. Gage   p. 100
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Some biological aspects of bracken in Victoria
J.H. Combellack   p. 101
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The effect of asulam on bracken, with particular emphasis on rhizome morphology and subsequent pasture development
R.J. Martin   pp. 102-103
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Some factors influencing the germination of slender thistles
W.T. Parsons   pp. 104-105
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Prediction of climatically suitable areas for the growth and reproduction of nodding thistle
R.W. Medd and R.C. Smith   pp. 106-107
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Effects of 2,4,5-T on blackberry
R.G. Richardson   pp. 108-109
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Harrisia cactus and its environment. I. Crassulacean acid metabolism
G.J. Harvey   pp. 110-113
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Synecology of weeds

Harrisia cactus and its environment. II. Climatic, edaphic and biotic factors
G.J. Harvey   p. 114
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Man, weeds and environment
A.D. Mears   pp. 115-117
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A system for acquiring and analysing synecological information in weed management
R.F. Hateley   pp. 118-119
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Analysis of botanical composition data
G.H. O’Neill and R.J. Martin   pp. 120-121
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The onset of competition by Datura species in soybeans
W.L. Felton   p. 122
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Competition between wheat and wild oats
O. Cartledge, B.J. Wilson, B.J. Radford, F.B. Watkins and S.R. Walsh   p. 123
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The effect of growth habit on the competition between wheat and annual ryegrass
T.G. Reeves   pp. 124-125
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Weed control in intensive pine afforestation practice in South Australia
R. Boardman, D.B. Boomsma and P.G. Zed   p. 126
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Boneseed, an alien invader of Australian bushland
D.W. Lane   pp. 127-130
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Extension today and tomorrow

Problems in weed research/extension liaison
A.D. Mears and K.R. Green   p. 131
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What lies ahead for weed science in Australia?
T.W. Donaldson and J.H. Combellack   pp. 132-133
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The extension role of weed science societies in Australia
J.H. Combellack and W.T. Parsons   pp. 134-135
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Weed ecology, extension and the entrepreneur
F.C. Eady   p. 136
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Research, agribusiness, extension liaison – a profitable exercise
G.S. McMaster   pp. 137-138
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Formal training in weed science in Australia
J.T. Swarbrick   pp. 139-140
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Correspondence course in weed control practice
M. De Bryon-Fares, D. Prescott and J. Strang   p. 141
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Weed control workshops in Western Australia – an evaluation
D.J. Gilbey   pp. 142-143
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Community attitudes to techniques of aquatic weed control
D.R. Tucker and L.M. Jackel   pp. 144-145
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Extension and nodding thistle in the Southern Tablelands of New South Wales
A.J. Dymock   p. 146
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Nodding thistle on the Northern Tablelands of New South Wales
B.D. Scarsbrick   pp. 147-148
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The lovegrass dilemma on the Northern Tablelands of New South Wales
B.D. Scarsbrick   pp. 149-150
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Atrazine in dryland grain sorghum production – a case study �n the Inverell district
P.G. Wallens, D.W. McNamara and J.F. Holland   p. 151
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An approach to weed identification
B.H. Hyde-Wyatt   pp. 152-154
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Influence of product processing and marketing

The effects of weed contamination on the value of agricultural products
W.V. Mungomery   pp. 155-156
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The influence of herbicide residues on the acceptability or sale value of produce
J.T. Snelson   pp. 157-163
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Legislation

Noxious weed control in Western Australia
J.A. Ritchie   pp. 164-165
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Assistance or protection through legislation
J.G. Paterson   p. 166
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Legislative and agronomic aspects of noxious plant control on the Southern Tablelands of New South Wales
W.M. Wheatley and I.J. Collett   pp. 167-168
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Assessing the extent of weed infestations
M.H. Campbell   pp. 169-170
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Noxious weed control – who should pay?
R.D. Quirk   p. 171
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Noxious weed control on roadsides
D.W. Lane   pp. 172-173
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The changed status of Johnson grass
P.G. Wallens   p. 174
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Galvanized burr control on non arable land
W.G. Booth   pp. 175-176
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Silverleaf nightshade – community attitudes on containment
D.N. McKenzie   pp. 177-178
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Painless legislative control of applicators
E.J. O’Brien and D.C. Matthews   pp. 179-180
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Testing of herbicides for registration
A.D. Mears   p. 181
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Coordination and funding of herbicide research
T.G. Reeves   pp. 182-183
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Proposals to reduce the length of the quarantine prohibited weeds list and to establish a prohibited seed schedule for seed importations
A.B. Spurrs   pp. 184-185
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Volume 2

Opening address and subject reviews

Weeds in a changing world
S.L. Everist   pp. 1-5
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Environmental aspects of weed control
R.M. Moore   pp. 6-13
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Techniques of weed control in relation to land use – crops and sown pastures
T.W. Donaldson   pp. 14-19
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Techniques of weed control in relation to land use – rough grazings and non-agricultural
W.H. Haseler   pp. 20-27
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Synecology of weeds
R.L. Amor   pp. 28-37
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Extension today and tomorrow
J.T. Swarbrick   pp. 38-48
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The influence of weeds on agricultural commodity processing and marketing
J.T. Snelson   pp. 49-62
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Legislation
S.L. Everist and W.T. Parsons   pp. 63-68
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