Proceedings of the New Zealand Weed and Pest Control Conference1969 - Pesticides |
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Page 290
... materials applied after July though larvae did not start to pupate until the middle of December . In the 1st trial applied on August 29 , 1967 , no organochlorine materials gave a significant reduction of larvae the year of application ...
... materials applied after July though larvae did not start to pupate until the middle of December . In the 1st trial applied on August 29 , 1967 , no organochlorine materials gave a significant reduction of larvae the year of application ...
Page 294
... materials the year of application , but DDT granulated superphosphate gave a significant reduction in numbers of larvae at the 0.1 % level the year after application . In Trial III ( Table 4 ) all materials except the granular form of ...
... materials the year of application , but DDT granulated superphosphate gave a significant reduction in numbers of larvae at the 0.1 % level the year after application . In Trial III ( Table 4 ) all materials except the granular form of ...
Page 206
... materials 7 26 materials 26 39 Factors affecting the efficacy of an insecticide under field conditions are listed under the headings which follow , together with an indication of the present state of knowledge and of ways in which field ...
... materials 7 26 materials 26 39 Factors affecting the efficacy of an insecticide under field conditions are listed under the headings which follow , together with an indication of the present state of knowledge and of ways in which field ...
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