Proceedings of the New Zealand Weed and Pest Control Conference, Volume 391986 - Pesticides |
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Page 86
... trees of adjacent plots . The trees in both trials were healthy , and had resumed growth when treated . High rates were used in Trial 1 ( 6 , 10 and 14 kg ai / ha ) to ensure that significant tree damage occurred . Since an unexpected ...
... trees of adjacent plots . The trees in both trials were healthy , and had resumed growth when treated . High rates were used in Trial 1 ( 6 , 10 and 14 kg ai / ha ) to ensure that significant tree damage occurred . Since an unexpected ...
Page 87
... trees were greater than for exposed trees with the two sprayed formulations . This strongly suggests that foliar uptake is an important source of tree damage with sprayed formulations of hexazinone . A significant ( p < 0.05 ) ...
... trees were greater than for exposed trees with the two sprayed formulations . This strongly suggests that foliar uptake is an important source of tree damage with sprayed formulations of hexazinone . A significant ( p < 0.05 ) ...
Page 104
... trees . Five herbicides in various combinations at three rates ( Table 1 ) were applied to 3 - year old walnut trees on 24 January 1985. There were three replications with five to ten trees per plot . Thirty trees spread throughout the ...
... trees . Five herbicides in various combinations at three rates ( Table 1 ) were applied to 3 - year old walnut trees on 24 January 1985. There were three replications with five to ten trees per plot . Thirty trees spread throughout the ...
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