Proceedings of the New Zealand Weed and Pest Control Conference, Volume 391986 - Pesticides |
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Page 15
... pasture . A conventional 10 tonne agricultural roller gave no significant grass grub mortality or pasture yield increase . The other rollers which were specially constructed for grass grub control , gave from 35 % to 53 % reduction in ...
... pasture . A conventional 10 tonne agricultural roller gave no significant grass grub mortality or pasture yield increase . The other rollers which were specially constructed for grass grub control , gave from 35 % to 53 % reduction in ...
Page 117
... pasture wireworm ( Conoderus exsul ) , and with different soil types in bioassays . Pasture wireworm was as susceptible as grass grub ( Costelytra zealandica ) to these three insecticides which are used to control grass grub . Spider ...
... pasture wireworm ( Conoderus exsul ) , and with different soil types in bioassays . Pasture wireworm was as susceptible as grass grub ( Costelytra zealandica ) to these three insecticides which are used to control grass grub . Spider ...
Page 175
... pasture weed over a wide range of soil types and fertility levels . Recommendations for its control usually stress the importance of pasture ... PASTURE WEEDS The effect of fertiliser on ragwort in pasture A Thompson and A E Saunders.
... pasture weed over a wide range of soil types and fertility levels . Recommendations for its control usually stress the importance of pasture ... PASTURE WEEDS The effect of fertiliser on ragwort in pasture A Thompson and A E Saunders.
Contents
Author Index | 9 |
PASTURE PESTS | 15 |
Field testing of seed protectants against black field cricket attack | 22 |
Copyright | |
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39th N.Z. Weed adult alachlor aphid application asparagus assessed atrazine beetle benomyl biological control buprofezin BYDV Californian thistle captafol chemicals chlorpyrifos clopyralid cover crawlers crop damage density diazinon discoideus disease DSIR effect eggs fensulfothion field foliage formulation fruit fungicides glyphosate gorse grass grub greedy scale growers growth haloxyfop EE harvest herbicides hexazinone increased infested insect insecticide insensitive instar kg ai/ha kiwifruit larvae leaf litres litres/ha lucerne metalaxyl metsulfuron mg ai/litre miticides mortality nematodes numbers orchard P.O. Box Palmerston North paraquat parasite pasture pathogens persimilis Pest Control Conf pesticides plants plots population porina Proc prochloraz ragwort rates reduced regrowth replicates Research residues root Ruakura ryegrass samples season seed treatments seedlings significant significantly Silwet Sitona soil spears species spray sprayer surfactant Table tamarillo tested trees trials trifluralin untreated control vinclozolin vines Weed and Pest weed control weeks whitefly yield Zealand