Vol. 32 (1979)

Proceedings of the New Zealand Weed and Pest Control Conference - Volume 32

DOI: https://doi.org/10.30843/nzpp.1979.32

Published: 1979-08-01

Presidential address to the 31st Conference 1978

E.A. Upritchard

17-17
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Opening address to the 31st Conference 1978

D.A. Watkins

18-19
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Annual report 1978-79

M.J. Hartley

20-20
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Age, size and fate of nodding thistles

A.I. Popay, R.B. Mitchell, A. Thompson

21-26
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Helicopter spraying of nodding thistle with two rates of water

A. Thompson

27-30
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Control of meadow barley grass in pasture by the use of herbicides

A.I. Popay, P. Sanders, D.K. Edmonds

31-33
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Onehunga weed control with bentazone

M.M. Spencer

34-35
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Renovation techniques for Australian soldier fly infested pastures: a comparison of treatments

R.H. Davidson, N.R. Wrenn, L.N. Robertson

36-39
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Initial studies into direct-drilling of lucerne in Marlborough

R.I. K Hart, d.J.I. Jacobson

40-43
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Weed control in high density direct drilled forage maize

M.J. Byford, A.E. Stratton, M.L. Yortt

44-48
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Seasonality of growth and development in yarrow

G.W. Bourdot, J.G.H. White, R.J. Field

49-54
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Control of couch

F.A. Meeklah, R.B. Mitchell

55-57
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Control of browntop in lucerne on pumice soils

T.K. James, G.C. Atkinson

58-61
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Adult periodicity of porina in the marlborough Sounds

R.A. French

62-64
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Insecticides for control of sod webworm

G.D.G. du Toit, R.J Townsend, S.J. Rowe.

65-67
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Evaluation of alternative insecticides for lucerne flea on pasture

R.J. Townsend, R.P. Pottinger, S.J. Rowe

68-71
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Effect of temperature and soil moisture on Australian soldier fly eggs

P.J. Gerard

72-75
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Predation on Australian soldier fly by pasture wireworm

L.N. Robertson, R.P. Pottinger

76-79
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Biology of manuka beetle in Taranaki

N.A. Thomson, A.J. Miln, W.M. Kain

80-85
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Evaluation of grass grub-plant interactions of grasses sown with and without white clover in Hawkes Bay

W.M. Kain, M. Slay, d.S. Atkinson

86-91
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Relationship between pathogens and insecticide in grass grub

Alison Miln, Alan Carpenter

92-95
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Insecticides for control of adult grass grub II. Further tests with synthetic pyrethroid formulations

R.F. Henzell, D.R. Lauren, G.D.G. du Toit

96-100
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Alternative formulations for synthetic pyrethroids for the control of adult grass grub

D.R. Lauren, R.F. Henzell, N.B. Smith, D.P.F. Graham

101-106
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Timing of cypermethrin applications against grass grub adults

R. East, R.F. Henzell, D.R. Lauren

107-111
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Insecticides for control of adult grass grub III. Preliminary tests with soil insecticide

G.D.G. du Toit, D.R. Lauren, R.F. Henzell

112-115
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Visual estimates from false colour infra-red photography of the area of grass grub damaged pasture.

J.F. Pearson

116-118
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Evaluation of herbicides for broad beans

M.R. Stevenson

119-122
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Weed control and crop tolerance in cucurbits

G.J. Wilson

123-127
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Weed control in yams

A. Ingle

128-130
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Fathen control in lupins in Canterbury

R.T. Alexander, J.H.B. Butler

131-134
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Weed control in soya beans under different soil and climatic conditions

A. Rahman, B. Burney, E.N. Honore

135-138
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The use of 3,6-dichloropicolinic acid mixtures for broadleaf weed control in cereal crops

G.R. Rutherford, P.G. Lobb

139-143
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A wild oat survey in Ashburton County

D.J. Saville, F.C. Allen, P.R. Hockey

144-148
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Survey to locate wild oat free areas in mid Canterbury

F.C. Allen, J.H.B. Butler

149-152
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Hoe 23408 for control of wild oats in peas and linseed

Warren McLaughlan

153-157
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Difenzoquat for control of wild oats in peas

R.I.K. Hart

158-161
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Control of halo blight of beans

M.T. Malone

162-164
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Clubroot control in cauliflower and brussels sprouts with benzimidazole transplanting drenches and soil pH manipulations

K.G. Tate

165-170
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Pest assessment studies of blue-green lucerne and pea aphids in the southern North Island of New Zealand

W.M. Kain, D.S. Atkinson, M.J. Oliver, W. Stiefel

171-179
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Seasonality of blue-green lucerne and pea aphids in southern North Island of New Zealand

W.M. Kain, D.S. Atkinson, M.J. Oliver

180-185
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Control of blue-green lucerne aphids by grazing management

D.R. Penman, B.H. Rohitha, J.G.H. White, B.M. Smallfield

186-191
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Effect of pea aphid on seedlings of lucerne cultivars in New Zealand

M.W. Dunbier, N.J. Timms, R.G. Purves

192-194
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The effect of stem nematode infestation on productivity persistence of lucerne cultivars

M.W. Dunbier, T.P. Palmer, T.J. Ellis, P.A. Burnett

195-198
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A glasshouse screening technique for resistance to stem nematode in lucerne

P.A. Burnett, M.W. Dunbier, Julie A. Hiatt

199-201
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A review of novel techniques in herbicide use

M.P. Rolston

202-206
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A tractor mounted multi-boom system for spray application to small plot trials

E.G.R. Wallace

207-210
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Development and use of a herbicide spot-gun applicator

J.F. Porter

211-214
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Use of dyes to assess spray coverage of gorse

J.M. Balneaves, R.E. Gaskin, J.A. Zabkeiwicz

215-219
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A laboratory technique to evaluate pesticides for control of greedy scale of kiwifruit

A.M. Ferguson, A.R. Wallace

220-224
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Plough and core assessment of black beetle insecticide trials

R.H. Blank, N.R. Cox, M.H. Olson, D.S. Bell

225-229
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Weed control in New Zealand orchards

R.L. Taylor

230-233
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Chemical control of woolly apple aphids in Canterbury

D.R. Penman, R.B. Chapman

234-239
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Toxicity of synthetic pyrethroid insecticides to phytophagous orchard mites

R.B. Chapman, D.R. Penman

240-244
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Cost benefit of Californian thistle control in pasture

M.J. Hartley, T.K. James

245-249
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The economics of Australian soldier fly control

J.M.W. Ritchie, L.N. Robertson, R.P. Pottinger

250-254
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Etrimfos - a safe new insecticide

A.M. Cliffe

255-258
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Permethrin for the control of Lepidoptera insect pests in New Zealand

I.F. Jackson, D.P. Graham

259-266
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Control of seed-borne and foliar diseases of barley with new systemic fungicides triadimenol and triadimefon.

M.S. Moore, R.C. Close, R. Lai

267-271
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New sytemic fungicides for the control of seed-borne and foliar diseases

M.S. Moore

272-277
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Procymidone evaluation of the control of Sclerotinia spp and Botrytis spp

I.F. Jackson, B.N. Smith

278-283
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Herbicides for soil conservation tree nurseries

A.N. Gilchrist

284-288
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Preliminary studies on the control of red cestrum

G.C. Atkinson, T.K. James

289-291
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Controlling scrub weeds with goats

G.J. Batten

292-296
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Effect of pasture species and grazing on survival of seedling gorse

M.J. Hartley, Phung Hong Thai

297-302
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Effect of sprays on gorse regrowth at different growth stages

G.W. Ivens

303-306
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Control of gorse by Anisoplaca ptyoptera

J.H.B. Butler

307-308
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Studies on the uptake and translocation of 2,4,5-T and picloram in young gorse plants

R.J. Field, Phung Hong Thai

309-313
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Uptake and translocation of 2,4,5-T ester by gorse

J.A. Zabkiewicz, R.E. Gaskin

314-318
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Evaluation of herbicide activity after root uptake by gorse and radiata pine seedlings grown hydroponically

J.A. Zabkiewicz

319-323
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