Proceedings of the New Zealand Weed and Pest Control Conference1989 - Pesticides |
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Page 71
... recommended rate of 12.5 g / ha in 200 litres of water / ha in late March 1988. Porina population density was estimated by soil sampling immediately prior to treatment and 6 and 19 weeks after treatment . It was found to have been ...
... recommended rate of 12.5 g / ha in 200 litres of water / ha in late March 1988. Porina population density was estimated by soil sampling immediately prior to treatment and 6 and 19 weeks after treatment . It was found to have been ...
Page 195
... recommended for early season use . Dichlorvos , carbaryl and dimethoate were less effective but can be used within 3-7 days of harvest . INTRODUCTION Persimmons are a relatively new crop to New Zealand but have an exciting potential as ...
... recommended for early season use . Dichlorvos , carbaryl and dimethoate were less effective but can be used within 3-7 days of harvest . INTRODUCTION Persimmons are a relatively new crop to New Zealand but have an exciting potential as ...
Page 287
... recommended for inclusion n all benzimidazole product labels : - " Resistance to this fungicide and related ... recommendations should be modified to incorporate these strategies . 5.3 Recommendations for the use of benzimidazoles to ...
... recommended for inclusion n all benzimidazole product labels : - " Resistance to this fungicide and related ... recommendations should be modified to incorporate these strategies . 5.3 Recommendations for the use of benzimidazoles to ...
Contents
Author Index | 9 |
Resource allocations for future weed control activities | 15 |
The role of government research in achieving safe pest management | 32 |
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Common terms and phrases
42nd N.Z. Weed activity adult aphid application armyworm assessed Auckland bees biological control Canterbury carbaryl Centre chemical chlorpyrifos chlorsulfuron Christchurch clethodim clover croceipes crops cyproconazole damage days after spraying densities diazinon diclofop-methyl disease DSIR effect fenitrothion field foliage fruit fly fungicides g ai/ha g/ha Gisborne glyphosate grass grub greedy scale growth Hawkes Bay herbicide increased infection periods insecticides instar kg/ha kiwifruit laboratory larvae latania latania scale leaf levels lime sulphur Lincoln litres lucerne MAFTech mancozeb MCPA Melittobia metiram mites mortality nodding thistle P.O. Box Palmerston North parasitoid pasture Pest Control Conf pesticide pirimicarb plants plots populations powdery mildew predator Private Bag Proc prochloraz programme propiconazole pyri rainfall rates reduced replicates residues resistance Ruakura ryegrass sampling season seed significant significantly soil species surface surfactant Table tested toxicity treatment tree trial triclopyr untreated Weed and Pest weed control weevil yield Zealand