Proceedings of the New Zealand Weed and Pest Control Conference, Volume 391986 - Pesticides |
From inside the book
Results 1-3 of 50
Page 117
Isazophos showed consistently high toxicity to all predatory groups in the laboratory and the field . Carabids ( Rhytisternus miser ) were relatively tolerant of fensulfothion . Diazinon was generally less toxic to most predators in two ...
Isazophos showed consistently high toxicity to all predatory groups in the laboratory and the field . Carabids ( Rhytisternus miser ) were relatively tolerant of fensulfothion . Diazinon was generally less toxic to most predators in two ...
Page 139
Unpublished data from leaf samples showed a steady increase in infestation levels as the season progressed , and fruit samples showed an increasing infestation from mid - February onwards . Mean crawler numbers over all sampling ...
Unpublished data from leaf samples showed a steady increase in infestation levels as the season progressed , and fruit samples showed an increasing infestation from mid - February onwards . Mean crawler numbers over all sampling ...
Page 224
Altogether , 53 % of the insect species were less abundant in more diverse crop systems , 18 % showed greater herbivore abundance while 9 % showed no difference between uniform and diverse plantings . The remaining 20 % showed a ...
Altogether , 53 % of the insect species were less abundant in more diverse crop systems , 18 % showed greater herbivore abundance while 9 % showed no difference between uniform and diverse plantings . The remaining 20 % showed a ...
What people are saying - Write a review
We haven't found any reviews in the usual places.
Contents
Author Index | 9 |
PASTURE PESTS | 15 |
Field testing of seed protectants against black field cricket attack | 22 |
Copyright | |
31 other sections not shown
Other editions - View all
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