Proceedings of the New Zealand Weed and Pest Control Conference1969 - Pesticides |
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Page 99
... ground , particularly where application was in spring . Considerable reductions in the amount of bare ground occurred if grazing was prevented ( Table 3 ) but , as noted previously , barley grass control suffered . B. COMPARISON OF ...
... ground , particularly where application was in spring . Considerable reductions in the amount of bare ground occurred if grazing was prevented ( Table 3 ) but , as noted previously , barley grass control suffered . B. COMPARISON OF ...
Page 100
TABLE 4 : EXPERIMENT 1 , 1968 BARLEY GRASS COVER AND BARE GROUND AT 6/1/69 % Barley Grass Treatment ( lb ) Control carbetamide 3.0 asulam 1.5 MSMA 2.0 2,2 - DPA 2.0 31 4 32 37 1 % Bare Ground nil 31 nil nil 21 Experiment 2 , 1968 ...
TABLE 4 : EXPERIMENT 1 , 1968 BARLEY GRASS COVER AND BARE GROUND AT 6/1/69 % Barley Grass Treatment ( lb ) Control carbetamide 3.0 asulam 1.5 MSMA 2.0 2,2 - DPA 2.0 31 4 32 37 1 % Bare Ground nil 31 nil nil 21 Experiment 2 , 1968 ...
Page 138
TWO TECHNIQUES FOR IMPROVING BROAD- CAST GROUND APPLICATION OF PESTICIDES J. R. F. McLEAN Ivon Watkins - Dow Ltd. , New Plymouth Summary Two techniques for improving the accuracy of broadcast ground application of pesticides are ...
TWO TECHNIQUES FOR IMPROVING BROAD- CAST GROUND APPLICATION OF PESTICIDES J. R. F. McLEAN Ivon Watkins - Dow Ltd. , New Plymouth Summary Two techniques for improving the accuracy of broadcast ground application of pesticides are ...
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