Vol. 36 (1983)

Proceedings of the New Zealand Weed and Pest Control Conference - Volume 36

DOI: https://doi.org/10.30843/nzpp.1983.36

Published: 1983-08-01

Presidential address to the 35th Conference 1982

M.J. Esson

14-15
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Annual report 1982-83

M.J. Hartley

16-16
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Control of ragwort and nodding thistles in lucerne with hexazinone

T.K. James, J. Mortimer

17-20
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Screening red clover cultivars for tolerance to 2, 4-D

J.D. Henderson, R.B. Claydon

21-24
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Containment and dispersal of spotted alfalfa aphid in the Northern North Island

B.H. Rohitha, R.P. Pottinger, N.R. Wrenn

25-29
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Field technique to establish a replicated range of sitona weevil densities

S.L. Goldson

30-32
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Weed control in seedling sulla

M.J. Watson, A.N. Gilchrist

33-37
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The status of lantana in New Zealand

R.L. Hill, A.A. Seawright

38-40
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A preliminary look at DPX 6376 for control of mature broom

J.M. Balneaves, B.J. Cosslett

41-42
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Herbicide additives to 2,4,5-T for gorse control

M.J. Hartley, J.M. Balneaves, A.I. Popay

43-48
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Control of gorse bushes with a motorised knapsack sprayer

A.I. Popay, D.K. Edmonds

49-51
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Response of seedling gorse to fertilisers

G.W. Ivens, F. Mlowe

52-55
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Prospects for the biological control of gorse

R.L. Hill

56-58
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Weed control in black currant cuttings

P.J. Rhodes, F.J. Tabley

59-61
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Accumulated crop response to black currant leaf spot control

W.T. McLaughlan, G.W. Kerse, K.A. McIntosh

62-66
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The effects of chemicals used on strawberry crops on introduced phytoseiid mites

M.R. Butcher, D.R. Penman

67-70
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Control of strawberry leaf spot

R.W. Prince

71-73
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Control of leaf spot in strawberries

W.F.T. Hartill, P.T. Holland, M. Eden

74-78
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Ridge fumigation for control of verticillium wilt in strawberries

K.G. Tate, L.H. Cheah

79-82
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Effect of rushes on sheep carrying capacity

M.H. Hartley

83-85
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Effect of Scotch thistles on sheep growth rates

M.J. Hartley

86-88
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Effect of pasture competition on the survival and flowering of nodding thistle

D.K. Edmonds, A.I. Popay

89-92
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Timing of herbicide applications for nodding thistle control in Canterbury

G.A. Hurrell, G.W. Bourdot, J.H.B. Butler

93-95
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Pasture weed control by rope wick applicator

A. Thompson

96-98
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The influence of growth stage and application site on Californian thistle control by glyphosate

K.C. Harrington, G.W. Ivens

99-103
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Persistence of some soil-applied herbicides for kiwifruit

G.J. Wilson, A. Rahman, J.J.C. Scheffer

104-106
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Trials with pirimiphos-methyl/permethrin on kiwifruit

K.D. Kilsby, D. Steven

107-110
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Screening insecticides to protect tamarillo against grass grub adults

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

111-115
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Seasonality and control of aphids in tamarillos

M.H. Olson, R.H. Blank, P.T. Holland

116-120
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Tamarillo storage rot problems

R.E. Hampton, R.H. Blank, H.M. Dance, M.H. Olsen

121-124
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Control of Didymella stem canker on glasshouse tomatoes

L.H. Cheah, J.J. Soteros

125-127
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Pheromone monitoring of Sceliodes cordalis, a pest of pepino

R.A. Galbreath, J.R. Clearwater

128-130
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Weed control in asparagus in Otago

F.A. Meeklah, R.B. Mitchell, H. McMillan

131-135
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Residual herbicides for weed control in established asparagus

A. Rahman, P. Sanders

136-139
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Insecticidal control of phylloxera on grapes

P.D. King, J.S. Meekings, S.M. Smith, D.R. Lauren

140-144
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Mealy bug control in grapes

P.W. Fisher

145-147
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Response of potatoes, grapes and kiwifruit to low rates of six commercially available pasture and brush weed herbicides

P.G. Lobb, G.W. Woon

148-150
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Defoliation by grass grub beetles in waikato orchards

R. East, B.E. Willoughby, M.S. Koller

151-155
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Selectivity of sethoxydim mixtures to vine crops and shelter tree species

R.W. Naish, P.G. Lobb

156-158
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Difenzoquat for wild oat control in ryegrass for seed production

D.J.I. Jacobsen

159-161
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Repellency and antifeedant activity of pyrethroids to diamondback moth

K. Kumar, R.B. Chapman

162-166
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Baits for control of greasy cutworm larvae I: Lab screening

N.A. Martin

167-170
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Baits for control of greasy cutwom II: field trials

M.G. Hill, A.W. Atkins, D.J. Allan

171-175
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Improved grass control by glyphosate using ammonium sulphate or surfactant

M.P. Rolston, J.R. Sedcole

176-179
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The germination behaviour of wireweed seed

A.E. Saunders, R.J. Field

180-184
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Evaluation of insecticides for lucerne flea control in pasture

N.R. Wrenn, R.P. Pottinger, P.R. Dentener, R.A. McGhie

185-189
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Conventional and microencapsulated spray and bait formulations for porina control

R.F. Henzell, D.R. Lauren

190-194
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The effect of moisture and method of application on the establishment of the entomophagous nematode Heterorhabditis bacteriophora in pasture

T.A. Jackson, B.W. Todd, W.M. Wouts

195-198
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The effects of different times of insecticide application on disease incidence in grass grub populations

A.J. Miln

199-202
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Insecticidal control of manuka beetle

A.J. Miln, A. Carpenter, L.H. Bates

203-206
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Feeding by slugs on some pasture plant species: laboratory experiments

G.M. Barker, B.E. Willoughby, R.P. Pottinger

207-211
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Slug damage to pasture renovated by direct drilling

C.M. Ferguson, B.I.P. Baratt

212-215
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Effect of tall fescue and ryegrass endophytes on Argentine stem weevil

G.M. Barker, R.P. Pottinger, P.J. Addison

216-219
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Preliminary results on the biochemical relationship between adult Argentine stem weevil and two endophytes in ryegrass

D.L. Gaynor, D.D. Rowan, G.C.M. Latch, S. Pilkington

220-224
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Chemical control of Argentine stem weevil in North Island pasture

R.A. Prestidge, S. Van_der_Zijpp, D. Badan

225-228
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Control of atrazine-resistant fathen in maize

A. Rahman, T.K. James, J. Mortimer

229-232
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Chemical control of speckled leaf blotch and stripe rust in Kopara wheat

S. Woods, K.C. Chan, R.E. Gaunt

233-236
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Seed treatments for control of net blotch of barley

J.E. Sheridan, N. Grbavac

237-241
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Strategies for controlling net blotch in barley

J.E. Sheridan, N. Grbavac, L. Ballard

242-246
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Determination of foliar uptake of herbicides - a review of techniques

R.J. Field

247-249
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Analysis of thermal summation models

S.P. Worner, D.R. Penman

250-254
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Comparison of CDA 'Micromax' units with standard fan nozzles for weed control

G.R. Rutherford, P.G. Lobb

255-257
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A comparison of the phytotoxic effects of mancozeb (coordination compound) with mixtures of maneb and zinc

L.H. Cornford

258-260
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Bisclofentezin - a novel compound for controlling phytophagous mites

A.J. Read

261-264
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Hoe 35609 and Hoe 33171 - Two new selective grass herbicides

G.W. Kerse, F.A. Meeklah, R.I. Sunde

265-268
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A comparison of post-emergence herbicides for control of grass weeds

A. Rahman, T.K. James, J. Mortimer

269-272
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New fungicides for the control of blacksport in process pears

J.A. Geelen

273-276
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