Proceedings of the New Zealand Weed and Pest Control Conference, Volume 391986 - Pesticides |
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Page 60
FUNGAL ROOT PATHOGENS IN PASTURE SOILS , AND EFFECTS OF FUNGICIDES R.A. SKIPP Plant Diseases Division , DSIR , Private Bag , Palmerston North SUMMARY Red clover ( Trifolium pratense ) seedlings grown in pots in field soil containing ...
FUNGAL ROOT PATHOGENS IN PASTURE SOILS , AND EFFECTS OF FUNGICIDES R.A. SKIPP Plant Diseases Division , DSIR , Private Bag , Palmerston North SUMMARY Red clover ( Trifolium pratense ) seedlings grown in pots in field soil containing ...
Page 120
TABLE 3 : Numbers of live predatory invertebrates recovered from two insecticide field trials ( sampling methods and replicates pooled within treatments ; see text for details ) , and density of C. exsul and T. orthodoxus from soil ...
TABLE 3 : Numbers of live predatory invertebrates recovered from two insecticide field trials ( sampling methods and replicates pooled within treatments ; see text for details ) , and density of C. exsul and T. orthodoxus from soil ...
Page 158
Field sprays of captafol , or of captafol and prochloraz , were less effective than dipping . Used in combination with dipping , these field sprays did not improve the control obtained by dipping alone . Field sprays of a copper ...
Field sprays of captafol , or of captafol and prochloraz , were less effective than dipping . Used in combination with dipping , these field sprays did not improve the control obtained by dipping alone . Field sprays of a copper ...
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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