Proceedings of the New Zealand Weed and Pest Control Conference, Volume 391986 - Pesticides |
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Page 85
By covering half the trees prior to treatment , foliar uptake was shown to be a significant cause of tree damage from the two sprayed formulations . What the granules lacked in foliar activity they made up for in soil activity .
By covering half the trees prior to treatment , foliar uptake was shown to be a significant cause of tree damage from the two sprayed formulations . What the granules lacked in foliar activity they made up for in soil activity .
Page 146
and fresh fruit damage were found only during the first 1984/85 orchard inspection . All of the damage found at later inspections was old and healed . Damage levels were low at all assessments ( 0.5-3.0 % of fruit ) with no significant ...
and fresh fruit damage were found only during the first 1984/85 orchard inspection . All of the damage found at later inspections was old and healed . Damage levels were low at all assessments ( 0.5-3.0 % of fruit ) with no significant ...
Page 268
All measurements of herbicide damage are expressed as percentages of the corresponding untreated control . RESULTS Growth of plants was adversely affected when soil moisture content was restricted to half FC ( Table 1 ) .
All measurements of herbicide damage are expressed as percentages of the corresponding untreated control . RESULTS Growth of plants was adversely affected when soil moisture content was restricted to half FC ( Table 1 ) .
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Contents
Author Index | 9 |
PASTURE PESTS | 15 |
Field testing of seed protectants against black field cricket attack | 22 |
Copyright | |
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activity adult aphid application asparagus assessed Auckland block caused Centre chemicals clopyralid compared counts cover crop damage density DISCUSSION disease DSIR effect eggs emergence establishment experiments field formulation four fruit fungicides gave glyphosate gorse grass grass grub ground growth Hamilton harvest height herbicide higher important increased indicated infested insect insecticide kg ai/ha larvae leaf leaves less levels lower lucerne March Mean measured METHODS months mortality North numbers observed occurred P.O. Box pasture Pest Control Conf plants plots population present Private Proc production pupae ragwort range rates reduced REFERENCES replicates reported Research residues root ryegrass samples scale season seed seedlings showed significant significantly similar soil spears species spray spring stage stem Table tested thistle treated treatments trees trials untreated vines Weed and Pest weed control weeks weevil whitefly yield Zealand