Proceedings of the New Zealand Weed and Pest Control Conference1969 - Pesticides |
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Page 62
... Applications ( in lb a.i./acre ) and their date of application on each type of seed - bed were as follows : Date Applied Application Fresh Seed- Stale Seed- Code Application bed Plots bed Plots P pyrazon pre - emergence 4 13 Sept. 18 ...
... Applications ( in lb a.i./acre ) and their date of application on each type of seed - bed were as follows : Date Applied Application Fresh Seed- Stale Seed- Code Application bed Plots bed Plots P pyrazon pre - emergence 4 13 Sept. 18 ...
Page 202
... application : Application 1 - November 14 , 1968. Application 2 Treatment 4 : December 20 , 1968. Treatments 1 , 2 and 3 : January 16 , 1969 . Crop : Onions variety Pukekohe Long Keeper . Date of drilling : September 1 , 1968 . Pre ...
... application : Application 1 - November 14 , 1968. Application 2 Treatment 4 : December 20 , 1968. Treatments 1 , 2 and 3 : January 16 , 1969 . Crop : Onions variety Pukekohe Long Keeper . Date of drilling : September 1 , 1968 . Pre ...
Page 312
... application are shown in Table 4. For the sake of comparison , these costs have been calculated at the 1 lb a.i. per acre rate of application . Not only is this the recommended rate for all three chemicals concerned , but it is the rate ...
... application are shown in Table 4. For the sake of comparison , these costs have been calculated at the 1 lb a.i. per acre rate of application . Not only is this the recommended rate for all three chemicals concerned , but it is the rate ...
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