Proceedings of the New Zealand Weed and Pest Control Conference1985 - Pesticides |
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Page 27
... larvae from within selected paddocks in the Taranaki area . Collection dates , sites and insecticide history of each paddock are given in Table 1. These larvae were maintained in cool damp conditions until treatment within 2 days of ...
... larvae from within selected paddocks in the Taranaki area . Collection dates , sites and insecticide history of each paddock are given in Table 1. These larvae were maintained in cool damp conditions until treatment within 2 days of ...
Page 48
... larvae appeared to cause more leaf damage than untreated larvae , although this was not quantified . Larval mortality 55 days after treatment ( i.e. 62 day old larvae , and counting unsuccessful pupation ) was 84 % , 91 % and 94 % at ...
... larvae appeared to cause more leaf damage than untreated larvae , although this was not quantified . Larval mortality 55 days after treatment ( i.e. 62 day old larvae , and counting unsuccessful pupation ) was 84 % , 91 % and 94 % at ...
Page 54
... larval establishment . The apples were held in ambient conditions ( 10-15 ° C ) for less than 2 weeks prior to being infested with larvae . All species of leafroller larvae were laboratory reared on artificial diet ( Singh 1974 ) . They ...
... larval establishment . The apples were held in ambient conditions ( 10-15 ° C ) for less than 2 weeks prior to being infested with larvae . All species of leafroller larvae were laboratory reared on artificial diet ( Singh 1974 ) . They ...
Contents
Author Index | 8 |
Annual Report | 14 |
Differences in susceptibility of grass grub in Taranaki to organophosphate | 27 |
Copyright | |
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38th N.Z. Weed adults alachlor aphid apple application assessed Auckland autumn barley bioassay blueberries bushes chemical chlormethazole chlorpyrifos Christchurch clopyralid crop cultivars cypermethrin daisy damage daminozide diazinon DSIR effect fensulfothion fertiliser field trials flowering fruit fungicide gave glyphosate gorse greedy scale growers growth Hamilton harvest herbicides hexazinone infested insect insecticides kg ai/ha kill kiwifruit larvae leafroller levels Lincoln lindane litres litres/ha loam loliae lolitrem lucerne metsulfuron-methyl mites miticides mortality nematodes numbers oxadiazon oxyfluorfen P.O. Box Palmerston North pasture peach seedlings pellets Pest Control Conf phylloxera picloram plants plots populations porina post-emergence Private Proc pruning ragwort rates reduced replicates residual rhizome root Ruakura ryegrass samples season seed treatment significant significantly simazine soil species spray St John's wort stem weevil sward Table terbufos tested thistle tiller treated triadimenol trifluralin unsprayed untreated vines Waikato Weed and Pest weed control white clover yield Zealand