Proceedings of the New Zealand Weed and Pest Control Conference, Volume 391986 - Pesticides |
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Page 132
Mortality of greenlooper larvae was higher on the sprayed plants than on the
unsprayed plants ( Table 1 ) and all B . t formulations prevented larvae reaching
the late instars that damage fruit . Thuricide was the most effective formulation .
Mortality of greenlooper larvae was higher on the sprayed plants than on the
unsprayed plants ( Table 1 ) and all B . t formulations prevented larvae reaching
the late instars that damage fruit . Thuricide was the most effective formulation .
Page 146
The residue levels from the whole fruit at harvest in the 1984 / 85 trial showed no
differences between treatments . Residue levels on fruit from pergola trained
vines were highest , but all residues were within the maximum limits permitted for
...
The residue levels from the whole fruit at harvest in the 1984 / 85 trial showed no
differences between treatments . Residue levels on fruit from pergola trained
vines were highest , but all residues were within the maximum limits permitted for
...
Page 159
Fruits ( 100 fruits / tree or such lesser number as were available ) were harvested
on 7 January . Half of the fruits were packed into ... The prochloraz dip was
renewed after fruit harvested from each block had been treated . Fruits were kept
in a ...
Fruits ( 100 fruits / tree or such lesser number as were available ) were harvested
on 7 January . Half of the fruits were packed into ... The prochloraz dip was
renewed after fruit harvested from each block had been treated . Fruits were kept
in a ...
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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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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