Proceedings of the New Zealand Weed and Pest Control Conference, Volume 391986 - Pesticides |
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Page 70
70 THE COSTS AND BENEFITS OF GORSE R . L . HILL and R . A . SANDREY
Entomology Division , DSIR , Private Bag , Christchurch , and Agricultural
Economics Research Unit , Lincoln College , Canterbury SUMMARY Gorse (
Ulex ...
70 THE COSTS AND BENEFITS OF GORSE R . L . HILL and R . A . SANDREY
Entomology Division , DSIR , Private Bag , Christchurch , and Agricultural
Economics Research Unit , Lincoln College , Canterbury SUMMARY Gorse (
Ulex ...
Page 71
Gorse may be an effective stabiliser on such slopes ( Cumberland 1947 ) . Gorse
was originally used to shelter and contain stock and there are still a significant
number of gorse hedges used for shelter in Canterbury and other parts of New ...
Gorse may be an effective stabiliser on such slopes ( Cumberland 1947 ) . Gorse
was originally used to shelter and contain stock and there are still a significant
number of gorse hedges used for shelter in Canterbury and other parts of New ...
Page 72
Submissions provided little evidence that gorse is a better nurse - crop than other
scrub species such as manuka . While gorse may be a major nurse plant in some
areas , it is not very significant nationwide . Analysis of the vegetation cover of ...
Submissions provided little evidence that gorse is a better nurse - crop than other
scrub species such as manuka . While gorse may be a major nurse plant in some
areas , it is not very significant nationwide . Analysis of the vegetation cover of ...
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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