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Proceedings of the NZ Weed and Pest Control Conference 37 (1984)

Introduction

Annual report 1983-84

M.J. Hartley   p. 8

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Presidential address to the 36th Conference 1983

M.J. Esson   pp. 15-16

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Pasture Weeds

Timing of MCPA application for control of giant buttercup

A.I. Popay, D.K. Edmonds, L.A. Lyttle and H.T. Phung   pp. 17-19

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Evaluation of herbicides for control of californian thistle

F.A. Meeklah and R.B. Mitchell   pp. 20-23

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Control of Californian thistle by grazing management

M.J. Hartley, L.A. Lyttle and A.I. Popay   pp. 24-27

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Incidence of nodding thistle receptacle weevil on nodding and slender winged thistles

A.I. Popay, L.A. Lyttle, D.K. Edmonds and H.T. Phung   pp. 28-32

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A comparison of 2,4-D and MCPA, alone and in combination, for the control of ragwort

A. Thompson and A. Saunders   pp. 33-36

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Renewed activities in biological control of ragwort

P. Syrett, S.M. Scheele and B.A. Philips   pp. 37-41

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Aquatic Weeds

Fluridone - Lake Rotoiti efficacy trial

R.D.S. Wells and B.T. Coffey   pp. 42-45

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Control of submerged weeds in flowing water using viscous gel diquat

C.C. Tanner and J.S. Clayton   pp. 46-49

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Progress of biological control of alligator weed in N.Z

L.I.N. Roberts, C.J. Winks, O.R.W. Sutherland and R.A. Galbreath   pp. 50-54

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Techniques

Meteorological data for predicting apple pest phenology

A.R. Tomkins, D.R. Penman and R.B. Chapman   pp. 55-58

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The minimum effective level concept of pesticides deposits: An evaluation

D.M. Suckling   pp. 59-63

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Pasture Pests

Slug feeding on seeds and seedlings of ryegrasss and white clover

C. Ferguson   pp. 64-67

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Black field cricket control with continuous and alternate swath bait application

R.H. Blank, D.S. Bell and M.H. Olson   pp. 68-72

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Chemical control of striped chafer (Odontria striata)

B.I.P. Barratt and D.R. Lauren   pp. 73-76

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Phenology and host preference of spotted alfalfa aphid

P.J. Cameron and G.P. Walker   pp. 77-81

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Insecticidal control of spotted alfalfa aphid

B.H. Rohitha, R.P. Pottinger, A.C. Firth and N.R. Wrenn   pp. 82-85

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Control of lucerne flea with insecticide granules

N.R. Wrenn, R.A. McGhie and R.P. Pottinger   pp. 86-90

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Spray application techniques for lucerne flea control in pasture

N.R. Wrenn, R.P. Pottinger and R.A. McGhie   pp. 91-95

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Pest status of Cerodontha spp. and other shoot flies in Waikato pastures

G.M. Barker, R.P. Pottinger, P.J. Addison and E.H.A. Oliver   pp. 96-100

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Insecticidal control of adult Argentine stem weevil: A review and bioassay evaluation

R.P. Pottinger, G.M. Barker, N.R. Wrenn, P.J. Addison and R.A. McGhie   pp. 101-105

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Further studies on chemical control of argentine stem weevil in northern North Island pastures

R.A. Prestidge, D. Badan, S. van der Zijpp and D.R. Lauren   pp. 106-109

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The effect of winter mob-stocking on sitona larval populations in lucerne

S.L. Goldson and R.B. Wynn-Williams   pp. 110-112

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Grass Grub

Honey disease, an indicator of population decline in grass grub

T.A. Jackson   pp. 113-116

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Control of grass grub by drilling insecticide granules into pasture

K.M. Stewart   pp. 117-120

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New approach and chemicals for grass grub adult control

D.R. Lauren, R.F. Henzell, N.R. Wrenn and N.A. Thomson   pp. 121-124

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Kiwifruit

Insect control trials on kiwifruit 1980-82

P.R. Sale and D. Steven   pp. 125-129

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Insect protection of kiwifruit vines from attack by grass grub

R.H. Blank and M.H. Olson   pp. 130-135

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Residual life of pesticides on kiwifruit

P.T. Holland, T.K. McGhie and C.N. Malcolm   pp. 136-141

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Influence of plant growth regulation on bud development in kiwifruit

R.F. Henzell, M.R. Briscoe, J.L. Huppatz and D.R. Lauren   pp. 142-145

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Field Crops

Selective control Californian thistle in asparagus

A. Rahman and P. Sanders   pp. 146-150

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Stand management of asparagus for control of thrips

R.J. Townsend and R.N. Watson   pp. 151-155

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Metalaxyl as a means of controlling Phytophthora in asparagus

A.S. Nikoloff   pp. 156-159

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Control of black fruit rot of strawberry

L.H. Cheah and J.J. Soteros   pp. 160-162

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The effect of seed treatment on plant establishment, downy mildew and yield of peas

B.B. Trawally, M.J. Noonan and R.C. Close   pp. 163-166

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A screening of herbicides for yarrow seedling control

G.W. Bourdot and G.A. Hurrell   pp. 167-171

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Selective control of weeds in broad beans

A. Rahman and T.K. James   pp. 172-174

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Developing herbicide treatment for squash

T.I. Cox and A. Ingle   pp. 175-178

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Evaluation of five pre-emergence herbicides for salsify

J.J.C. Scheffer   pp. 179-182

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Selective grass weed control

M.J. Hartley   pp. 183-186

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Scrub Weeds

Pampas - a new forest weed problem

R.L. Gadgil, A.L. Knowles and J.A. Zabkiewicz   pp. 187-190

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Effect of lime on the emergence and early growth of gorse seedlings

H.T. Phung, A.I. Popay and M.J. Hartley   pp. 191-193

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Gorse control with glyphosate

P.M.S. Lane and O.L. Park   pp. 194-196

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Preliminary results with DPX-T6376 for control of gorse and blackberry

M.J. Cornwell and M.S. Christie   pp. 197-199

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Blackberry control with glyphosate

O.L. Park and P.M.S. Lane   pp. 200-202

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The effect of time of applicaiton of hexazinone on the control of sweet brier

F.A. Meeklah and J. Cherry   pp. 203-205

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Control of privet

T.K. James and J. Mortimer   pp. 206-209

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Permanent Crops

The tolerance of tree lucerne to some soil-applied herbicides

G.A. Hurrell and G.W. Bourdot   pp. 210-212

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Willow tolerance to oxadiazon

A.N. Gilchrist   pp. 213-215

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Herbicides for tamarillos

T.I. Cox and R.M. Kerr   pp. 216-219

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The effect of weed competition on black currant cuttings

P.J. Rhodes   pp. 220-223

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Pests of black currants and the influence of azinphos-methyl on two-spotted spider mite

W.P. Thomas and G. Burnip   pp. 224-227

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Control of grass grub beetles in blueberries

R. East and P.T. Holland   pp. 228-230

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Chemical protection of blueberries from birds

P.T. Holland and M.P.S. Koller   pp. 231-234

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Bronze beetle control in Auckland apple orchards

J.R. Clearwater and M.N. Richards   pp. 235-240

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Early season use of vamidothion against woolly apple aphid

J.G. Charles and V. White   pp. 241-244

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Spray timing for control of Froggatt's apple leafhopper in Canterbury

D.A.J. Teulon and D.R. Penman   pp. 245-247

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Insecticide resistance in the lighbrown apple moth: A case for resistance management

D.M. Suckling, C.H. Wearing and W.P. Thomas   pp. 248-252

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Glasshouse Crops

Integrated pest control in greenhouse crops

N.A. Martin, P. Workman, E.P. Burgess and C.H. Wearing   pp. 253-256

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Integrated control of two-spotted mite on glasshouse roses

E.P.J. Burgess   pp. 257-261

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An index of activity of pyrethroid insecticides on two-spotted spider mites

D.R. Penman, R.B. Chapman and M.H. Bowie   pp. 262-264

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Control of greenhouse whitefly with oxamyl granules

N.A. Martin and P. Workman   pp. 265-267

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Cereals

The tolerance of some barley cultivars to pesticides used for wild oat control

W.J.P. Mitchel   pp. 268-271

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DPX-T6376 a new herbicide for broadleaf weed control in cereals

M.S. Christie and M.J. Cornwell   pp. 272-275

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Effect of pirimicarb control of rose-grain aphid on cereal yield

M.W. Stufkens and J.A. Farrell   pp. 276-279

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Control of leaf scald and eye-spot in barley by foliar application of prochloraz

D.L. Ballard and G.W. Kerse   pp. 280-283

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An investigation of sowing date, cultivar and disease interactions in autumn sown barley

A.C. Wright, S. Henry, P.A.G. Elmer and R.E. Gaunt   pp. 284-289

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Resistance to benomyl by eye-spot fungus on cereals in Southland

A.C. King, P.R. Scott, M.G. Cromey and F.R. Sanderson   pp. 290-293

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A sequential sampling plan for stripe rust management in winter wheat

M.J. Cole and R.E. Gaunt   pp. 294-299

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Plant protection in wheat - a survey of grower practices

R.C. Close and M.J. Noonan   pp. 300-303

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Material from these papers was presented at the New Zealand Plant Protection Society's Annual Conference held at Hotel Russley, Christchurch on 14-16 August 1984.

This volume was edited by M.J. Hartley and published by The New Zealand Weed and Pest Control Society Inc.

Please refer to the terms of use.