Proceedings of the New Zealand Weed and Pest Control Conference1969 - Pesticides |
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Page 196
... young , matagouri has a surprisingly high rate of growth . A series of shingle fans increasing in age and dominated by matagouri has been sampled in inland Canterbury . A summary of the dry matter obtained per acre is presented in Table ...
... young , matagouri has a surprisingly high rate of growth . A series of shingle fans increasing in age and dominated by matagouri has been sampled in inland Canterbury . A summary of the dry matter obtained per acre is presented in Table ...
Page 199
... young regrowth shoots has been markedly re- duced in the past decade . Because it fixes nitrogen like a legume , matagouri would be expected to respond to superphosphate on sulphur and phosphorus - deficient soils . However , it is ...
... young regrowth shoots has been markedly re- duced in the past decade . Because it fixes nitrogen like a legume , matagouri would be expected to respond to superphosphate on sulphur and phosphorus - deficient soils . However , it is ...
Page 211
... young cereal plants , depositing young , and , as colonies build up , the feeding of the aphids spreads the virus throughout the crop . This spread within the crop after the alates arrive is known as secondary spread , and it has been ...
... young cereal plants , depositing young , and , as colonies build up , the feeding of the aphids spreads the virus throughout the crop . This spread within the crop after the alates arrive is known as secondary spread , and it has been ...
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