Proceedings of the New Zealand Weed and Pest Control Conference1969 - Pesticides |
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Page 208
... 258-60 . McLaren , G. F .; Crump , D. F. , 1969 : Proc . 22nd N.Z. Weed & Pest Con- trol Conf .: 307-22 . Perrott , D. C. F. 1970 : N.Z. Jl Sci . ( in press ) . CARROT RUST FLY CONTROL WITH DIAZINON K. G. TATE Research 208.
... 258-60 . McLaren , G. F .; Crump , D. F. , 1969 : Proc . 22nd N.Z. Weed & Pest Con- trol Conf .: 307-22 . Perrott , D. C. F. 1970 : N.Z. Jl Sci . ( in press ) . CARROT RUST FLY CONTROL WITH DIAZINON K. G. TATE Research 208.
Page 209
CARROT RUST FLY CONTROL WITH DIAZINON K. G. TATE Research Division , Department of Agriculture , Levin Summary Use of diazinon for carrot rust fly ( Psila rosae ) control was investi- gated on silt loam soil in autumn , spring and ...
CARROT RUST FLY CONTROL WITH DIAZINON K. G. TATE Research Division , Department of Agriculture , Levin Summary Use of diazinon for carrot rust fly ( Psila rosae ) control was investi- gated on silt loam soil in autumn , spring and ...
Page 231
... RUST FLY G. A. H. HELSON Department of Agriculture , Wellington CARROT rust fly ( Psila rosae ) is a serious pest in the warmer parts of the North Island . Its control has become more difficult since the restrictions on the use of ...
... RUST FLY G. A. H. HELSON Department of Agriculture , Wellington CARROT rust fly ( Psila rosae ) is a serious pest in the warmer parts of the North Island . Its control has become more difficult since the restrictions on the use of ...
Contents
Presidential Address W F Leonard | 15 |
Control of Hornwort Ceratophyllum demersum B E Manson | 23 |
Endothal as an Aquatic Herbicide G W Woon and G W Mason | 30 |
Copyright | |
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Common terms and phrases
abAB acre aphid application areas assessment asulam atrazine Auckland Australian soldier fly autumn barley grass bromus mollis BYDV Canterbury carbetamide cereal aphid chemical chlormequat Christchurch crop damage Department of Agriculture diazinon dicamba diquat disulfoton dry matter effect ester farm farmers fathen fenitrothion fensulfothion formulations gorse grain gran granules grass grub grazing growth harvest heptachlor herbicides increase infestation insecticide ioxynil larvae lb/acre lindane linuron lucerne matagouri MCPA MCPB means and signif methabenzthiazuron mixture N.Z. Weed organophosphate P.O. Box paddock paraquat parathion pasture response peas Pest Control Conf phenmedipham phorate picloram plants plots porina post-emergence Proc production prometryne pyrazon rainfall rates reduced replicates residual ryegrass samples season significant simazine soil sowing sown species spraying Stat Summary Table terbutryne thistle tion Total treated Treatment lb trials trichlorfon Untreated variety Weed & Pest weed control weed seeds wheat white clover willow weed yield Zealand