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Proceedings of the NZ Weed and Pest Control Conference 28 (1975)

Introduction

Presidential address

L.J. Matthews   p. xiv

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Annual report

M.J. Hartley   p. xv

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Editorial report

M.J. Hartley   p. xvi

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Barley Grass

Barley grass damage to lambs

M.J. Hartley and K.H. Bimler   pp. 2-6

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Laboratory germination of barley grass

A.I. Popay   pp. 7-11

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Effect of ethofumesate on barley grass and other pasture species

B.P. O'Connor, I.C. Logan and G.R. Rowe   pp. 12-16

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Factors affecting herbicide control of barley grass

M.J. Hartley   pp. 17-21

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New Crops

Trifluralin and atrazine for weed control in lupin seed crops

P.J. Rhodes   pp. 22-23

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Chemical weed control in lupins

M. Betts   pp. 24-26

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Effect of herbicides on white lupins for seed production

R.B. Mitchell, F.A. Meeklah and J.C. Butel   pp. 27-30

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Preliminary evaluation of pre and post-emergence herbicides in ""Makau"" lotus

G.W. Ivens   pp. 31-34

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The tolerance of oil seed rape to herbicides

F.A. Meeklah, R.B. Mitchell and J.C. Butel   pp. 35-38

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Chemical weed control in Solanum laciniatum

M. Betts   pp. 39-42

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Scrub Weeds

Review of and observations on correct methods of bracken control in forestry

D.S. Preest   pp. 43-48

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Effect of additives on bracken control by asulam and glyphosate

D.S. Preest   pp. 49-52

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Eradication of bracken on railway reserves

D.A. Kennedy   p. 53

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Some aspects of absorption, translocation and metabolism of 14C picloram in gorse

M.P. Rolston and A.G. Robertson   pp. 54-59

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Movement of herbicide effects within gorse plants

A. Thompson   pp. 60-63

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The effect of soil moisture on uptake of herbicides by gorse

A. Thompson   pp. 64-66

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Scrub weed control with thiazafluron

S.J. Rae and T.M. Patterson   pp. 67-69

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A screening technique for evaluation of brushweed herbicides

R.W. Naish   pp. 70-74

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Vegetables

Weed control in snap beans

M.R. Stevenson   pp. 75-79

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Onion sowing depth and herbicides

G.J. Wilson   pp. 80-83

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Effect of simazine application and watering on asparagus seedlings

T.I. Cox   pp. 84-87

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Poisonous Plants

Toxicity of some composite (Senecio) weeds

P.H. Mortimer and E.P. White   pp. 88-91

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Plant toxicities in sheep on a property with unusual weed control problems

B.H. Simpson   pp. 92-95

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Soil/Pest Interactions

Bioassay techniques for the determination of herbicide residues

A. Rahman and T.I Cox   pp. 96-100

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The organic matter status of some mineral soils in New Zealand

B. Burney, A. Rahman, G.A. Coomen and J.M Whitham   pp. 101-103

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Residual activity of atrazine, alachlor and linuron under different soil and climatic conditions

A. Rahman, B.E. Manson, B. Burney and J.A. Whitham   pp. 104-108

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Soil residues of picloram applied aerially to New Zealand brushweeds

B.N. MacDiarmid   pp. 109-114

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Mass diffusion of three organophosphate insecticides into a range of New Zealand soils

P.B. Udy   pp. 115-118

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Effect of two soil types on insecticide activity against black beetle adults

R.N. Watson and K.J. Webber   pp. 119-121

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Topical Issues and Aquatic Weeds

Recent developments in the use of aldrin, dieldrin and 2,4,5-T in the USA

B.B. Watts   pp. 122-125

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Quality of 2,4,5-T available in New Zealand

G.W Mason   pp. 126-129

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Fungicide resistance: an approach to the problem

W.F.T. Hartill, R.E. Beever and P.J Brook   pp. 130-132

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Aquatic herbicide use - Administration aspects

A.J. Foley   pp. 133-135

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Aquatic weed control policy

Helen R. Hughes   pp. 136-142

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Submerged weed control by lake lowering

B.T. Coffey   pp. 143-153

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New Products

VEL 5026 - A new herbicide for non-selective weed control

B.N. MacDiarmid   pp. 154-159

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Preliminary investigations with DPX 3674 for weed control in forestry

A. Bowers and J.F. Porter   pp. 160-164

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A review of some factors affecting the performance of glyphosate

L.A. Scherp   pp. 165-168

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Paspalum control in Australasia with glyphosate

L.A. Scherp and A.B. Sarfaty   pp. 169-172

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Tetrapion: evaluation for the control of rhizomatous grasses and toetoe

G.R. Rowe and B.P. O'Connor   pp. 173-176

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DOWCO 290: a new growth regulator herbicide

R.W. Naish   pp. 177-180

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Difenzoquat for wild oat control in cereals

I.C. Logan   pp. 181-184

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Penoxalin, a new selective herbicide for weed control in peas, beans and other crops

R.W. Moore   pp. 185-188

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Herbicide antidotes - A new concept in weed control

B.E. Capper   pp. 189-192

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Biological Control

Current projects on biological control of insects

E.W. Valentine   pp. 193-195

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Controlling sirex with a nematode

R. Zondag   pp. 196-199

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The effect of two pathogens on a black beetle population in Kikuyu pasture

R.D. Archibald, J.F. Longworth, P.D. King and C.F. Mercer   pp. 200-204

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Introduction of a weevil for biolgical control of nodding thistle

C.T Jessep   pp. 205-207

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General Insects

Notes on the biology and distribution of three recently discovered weevils in Hawkes Bay

M.J. Esson   pp. 208-212

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Control of white-fringed weevil adults with insecticides

R. East, R.D. Welsh and C.M. Miller   pp. 213-216

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Control of porina caterpillar with leptophos

I.C. Logan, B.P. O'Connor and W.T. McLaughlan   pp. 217-220

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Control of lucerne stem nematode with CGA 12223

S.J. Rae   pp. 221-222

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Preliminary attempt to reduce root knot nematode infestation on Chinese gooseberry roots

J. Griffin and G.M. Dixon   pp. 223-225

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A comparison of chemicals for the control of nysius on brassicas

T.E.T. Trought   pp. 226-229

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The control of a diamond back moth and cabbage white butterfly with phenthoate

R.D. Ridler   pp. 230-233

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Corn ear worm control with phenthoate

R.D. Ridler   pp. 234-236

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Soldier Fly

Effect of ground cover and pasture height on oviposition and establishment of soldier fly larvae

W.M. Kain and G. Burton   pp. 237-241

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Evaluation of carbofuran for the control of soldier fly larvae in pasture

G.R. Rowe and A.G mackay   pp. 242-247

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The effectiveness of insecticidal seed dressings against soldier fly larvae

G.M. Dixon and J. Parr   pp. 248-250

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The use of phorate, AC 92/100 and chlormephos for the control of larval soldier fly in maize

D.G. Saunders   pp. 251-254

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Grass Grub and Black Beetle

Control of grass grub in Otago and Southland

K.M. Stewart   pp. 255-257

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Chemical control of pasture pests on the West Coast

R.A French and R.P. Pottinger   pp. 258-261

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Resistance of lucerne to black beetle

P.D. King, C.F. Mercer, J. Stirling and J.S. Meekings   pp. 262-263

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Insecticide screening trials against black beetle

R.N. Watson and K.J. Webber   pp. 264-267

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Material from these papers was presented at the New Zealand Plant Protection Society's Annual Conference held at Angus Inn, Hastings on 5-7 August 1975.

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.