Proceedings of the New Zealand Weed and Pest Control Conference1969 - Pesticides |
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Page 32
... shown little activity against Canadian pondweed . Endothal cocoamine granules have shown promising results against stonewort ( Table 3 ) , an algal problem not con- trolled by diquat ( Leonard and Greenland , 1965 ) . TABLE 1 : TRIAL 1 ...
... shown little activity against Canadian pondweed . Endothal cocoamine granules have shown promising results against stonewort ( Table 3 ) , an algal problem not con- trolled by diquat ( Leonard and Greenland , 1965 ) . TABLE 1 : TRIAL 1 ...
Page 110
... shown at all intervals of cutting in the weed content as a result of irrigation . Increases are from 49 % to 63 % irrigated at early bud ; from 38 to 54 % at 50 % bud ; from 22 to 33 % at 10 % flower ; and from 12 to 34 % at 50 % flower ...
... shown at all intervals of cutting in the weed content as a result of irrigation . Increases are from 49 % to 63 % irrigated at early bud ; from 38 to 54 % at 50 % bud ; from 22 to 33 % at 10 % flower ; and from 12 to 34 % at 50 % flower ...
Page 181
This trend , which was initially shown on small plot trials , has been demonstrated in farmlet studies at the Takapau Research Area . Investigations have shown that , in the Hawke's Bay area in well grazed paddocks with low populations ...
This trend , which was initially shown on small plot trials , has been demonstrated in farmlet studies at the Takapau Research Area . Investigations have shown that , in the Hawke's Bay area in well grazed paddocks with low populations ...
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