Proceedings of the New Zealand Weed and Pest Control Conference, Volume 391986 - Pesticides |
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Results 1-3 of 63
Page 85
At the highest rate ( 14 kg ai / ha ) the liquid was the least damaging formulation ;
but at lower rates ( 2 , 4 , 6 , 8 and 10 kg ... By covering half the trees prior to
treatment , foliar uptake was shown to be a significant cause of tree damage from
the ...
At the highest rate ( 14 kg ai / ha ) the liquid was the least damaging formulation ;
but at lower rates ( 2 , 4 , 6 , 8 and 10 kg ... By covering half the trees prior to
treatment , foliar uptake was shown to be a significant cause of tree damage from
the ...
Page 146
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 difference
between treatments . The harvest assessment of fruit from the final pick revealed
...
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 difference
between treatments . The harvest assessment of fruit from the final pick revealed
...
Page 268
Control plants received water only . Plants were harvested 26 days after
treatment and assessed as in the first experiment . In all instances results
presented are means from five plants . All measurements of herbicide damage
are expressed as ...
Control plants received water only . Plants were harvested 26 days after
treatment and assessed as in the first experiment . In all instances results
presented are means from five plants . All measurements of herbicide damage
are expressed as ...
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Contents
Presidential Address | 13 |
Effect of application volume and spray additive concentration on the control | 89 |
The effect of metsulfuron on sweet brier M McD Turner G Iggo | 95 |
Copyright | |
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Common terms and phrases
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