Proceedings of the New Zealand Weed and Pest Control Conference1969 - Pesticides |
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Page 105
... important and that it is increasing in importance and is likely to further increase should the present attempts to establish a chain of processing units in Canterbury be attended with success . This latter approach to the utilization of ...
... important and that it is increasing in importance and is likely to further increase should the present attempts to establish a chain of processing units in Canterbury be attended with success . This latter approach to the utilization of ...
Page 241
... importance of factors other than direct chemical control in coping with the damaging effects of the cereal aphid . The ... important factor in substantially limiting potential wheat ( and now barley ) yields in the districts covered by ...
... importance of factors other than direct chemical control in coping with the damaging effects of the cereal aphid . The ... important factor in substantially limiting potential wheat ( and now barley ) yields in the districts covered by ...
Page 50
... important so much from the reduced herbage production per unit area as from the fact that the openness leaves a pasture prone to invasion by worse weeds than the annual grasses they replace . ( g ) A miscellaneous group , not normally ...
... important so much from the reduced herbage production per unit area as from the fact that the openness leaves a pasture prone to invasion by worse weeds than the annual grasses they replace . ( g ) A miscellaneous group , not normally ...
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