Proceedings of the New Zealand Weed and Pest Control Conference1969 - Pesticides |
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Page 141
... give control of problem weeds but fertilizer requirements , variations in crop rotation , and other matters in- volved in specialist seed production are important parallel considerations . The outlook for clover seed production is less ...
... give control of problem weeds but fertilizer requirements , variations in crop rotation , and other matters in- volved in specialist seed production are important parallel considerations . The outlook for clover seed production is less ...
Page 330
... give the greatest assistance in field - scale work when half fields can be harvested separately under normal growing conditions , and give accurate results with regard to maturity effects and yield . BEETS F. B. THOMPSON Department of ...
... give the greatest assistance in field - scale work when half fields can be harvested separately under normal growing conditions , and give accurate results with regard to maturity effects and yield . BEETS F. B. THOMPSON Department of ...
Page 337
... give protection . L. W. Blackmore pointed out that this sort of protection is likely to be more expensive than the value of the increased yield and that farmers are reluctant to use granules at sowing when they cannot be sure that their ...
... give protection . L. W. Blackmore pointed out that this sort of protection is likely to be more expensive than the value of the increased yield and that farmers are reluctant to use granules at sowing when they cannot be sure that their ...
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