Proceedings of the New Zealand Weed and Pest Control Conference, Volume 391986 - Pesticides |
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Page 151
... adults after 7 days , suggesting that chemical residues were still actively killing or repelling adults ( Table 1 ) . = = The main differences in whitefly mortality between chemical groups over all trials was in a crude order of ...
... adults after 7 days , suggesting that chemical residues were still actively killing or repelling adults ( Table 1 ) . = = The main differences in whitefly mortality between chemical groups over all trials was in a crude order of ...
Page 155
... Adult whitefly threshold counts and dates of insecticide applications . Date Date Adults / leaf ( selected 2.4-3.0 m ) oil / deltamethrin deltamethrin Adults / leaf ( random 1.8-2.4 m ) soap / oil / 1985 diazinon deltamethrin 1986 16.10 ...
... Adult whitefly threshold counts and dates of insecticide applications . Date Date Adults / leaf ( selected 2.4-3.0 m ) oil / deltamethrin deltamethrin Adults / leaf ( random 1.8-2.4 m ) soap / oil / 1985 diazinon deltamethrin 1986 16.10 ...
Page 245
... adults lived longer than males at all temperatures . Longevity at low temperatures ( over 30 weeks at 10 ° C ) suggests that when host flowers are not available thrips may overwinter as adults . TABLE 1 : Mean development time ( days ) ...
... adults lived longer than males at all temperatures . Longevity at low temperatures ( over 30 weeks at 10 ° C ) suggests that when host flowers are not available thrips may overwinter as adults . TABLE 1 : Mean development time ( days ) ...
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