Proceedings of the New Zealand Weed and Pest Control Conference1969 - Pesticides |
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Page 88
... lucerne . In the only possible harvest following the second year of application , the dry matter yields of lucerne and weeds were measured : at the higher rate ( 8 oz ) para- quat reduced the dry matter yield of weeds by 68 % whereas ...
... lucerne . In the only possible harvest following the second year of application , the dry matter yields of lucerne and weeds were measured : at the higher rate ( 8 oz ) para- quat reduced the dry matter yield of weeds by 68 % whereas ...
Page 90
TABLE 1 : EFFECT OF PARAQUAT ON THE DRY MATTER YIELDS OF LUCERNE AND WEEDS Yield ( lb D.M./acre ) Lucerne Sample 4/11/68 Sampled Treatment 22/1/68 Lucerne Weeds Total 1. Untreated 1,556 983 bC 878 aA 1,861 a 2. Paraquat ( 4 oz ) July 11 ...
TABLE 1 : EFFECT OF PARAQUAT ON THE DRY MATTER YIELDS OF LUCERNE AND WEEDS Yield ( lb D.M./acre ) Lucerne Sample 4/11/68 Sampled Treatment 22/1/68 Lucerne Weeds Total 1. Untreated 1,556 983 bC 878 aA 1,861 a 2. Paraquat ( 4 oz ) July 11 ...
Page 112
... Lucerne and weeds were cut about one inch above ground - level and collected from an area 3 x 3 ft , selected at random within each plot . Weeds and lucerne were separated for dry matter measurements . RESULTS AND DISCUSSION Mainly ...
... Lucerne and weeds were cut about one inch above ground - level and collected from an area 3 x 3 ft , selected at random within each plot . Weeds and lucerne were separated for dry matter measurements . RESULTS AND DISCUSSION Mainly ...
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