Proceedings of the New Zealand Weed and Pest Control Conference1969 - Pesticides |
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Page 24
... acre - foot rate on one acre - foot rate on one acre - foot rate throughout water depth Hornwort at time of treatment was vigorous and varied from visible on surface growth to 2 ft below the water surface . Hornwort was the predominant ...
... acre - foot rate on one acre - foot rate on one acre - foot rate throughout water depth Hornwort at time of treatment was vigorous and varied from visible on surface growth to 2 ft below the water surface . Hornwort was the predominant ...
Page 85
... acre at both application dates ; at the earlier stage , the higher dose caused a small but consistent crop check . In terms of full season weed control , all combinations ... acre . The lenacil 1 lb / acre was affected by weed competition 85.
... acre at both application dates ; at the earlier stage , the higher dose caused a small but consistent crop check . In terms of full season weed control , all combinations ... acre . The lenacil 1 lb / acre was affected by weed competition 85.
Page 152
... acre Index acre Index асте Index acre Index acre Index acre Index control 154.56 d 100 CV 11.42 % 294.2 b 100 10.71 % 295.8 a 100 7.40 % 417.3 b 100 4.348 % 348.5 b 100 7.258 % 2,901.4 100 asulam 2 702.9 n.s. 89.1 402.3 b 56.5 1,617.4 b ...
... acre Index acre Index асте Index acre Index acre Index acre Index control 154.56 d 100 CV 11.42 % 294.2 b 100 10.71 % 295.8 a 100 7.40 % 417.3 b 100 4.348 % 348.5 b 100 7.258 % 2,901.4 100 asulam 2 702.9 n.s. 89.1 402.3 b 56.5 1,617.4 b ...
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