Proceedings of the New Zealand Weed and Pest Control Conference, Issue 401987 - Pesticides |
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Page 157
... fruit drop and severe contamination with sooty mould . Fruit was smaller and fruit yield reduced by 43 % . The 20 adults per leaf threshold required 12 spray applications at an average interval of 8 days which prevented sooty mould ...
... fruit drop and severe contamination with sooty mould . Fruit was smaller and fruit yield reduced by 43 % . The 20 adults per leaf threshold required 12 spray applications at an average interval of 8 days which prevented sooty mould ...
Page 158
... Fruit and leaves were ranked on a scale of 0 ( nil ) to 5 ( very heavy contamination ) . Leaf length and new leaves ... fruit were picked on 7 and 18 May and all remaining fruit strip- picked on 3 June . Fruit on the ground under ...
... Fruit and leaves were ranked on a scale of 0 ( nil ) to 5 ( very heavy contamination ) . Leaf length and new leaves ... fruit were picked on 7 and 18 May and all remaining fruit strip- picked on 3 June . Fruit on the ground under ...
Page 159
... fruit with heavy deposits of sooty mould , caused considerable fruit drop , reduced fruit size and reduced fruit yield to 43 % of that in the 20 adult / leaf threshold treatment ( Table 1 ) . Sooty mould developed rapidly on leaves and ...
... fruit with heavy deposits of sooty mould , caused considerable fruit drop , reduced fruit size and reduced fruit yield to 43 % of that in the 20 adult / leaf threshold treatment ( Table 1 ) . Sooty mould developed rapidly on leaves and ...
Contents
Author Index | 9 |
Rules of the Society | 15 |
Control of barley yellow dwarf virus BYDV disease of barley in mid | 18 |
22 other sections not shown
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40th N.Z. Weed adult aethiopoides aphid apple application asparagus assessed atrazine Auckland barley BYDV Canterbury captafol chemical Chilean needle grass clopyralid crop cultivars cyhexatin damage density diameter diazinon dichlorvos discoideus disease dormant buds DSIR effect eggs flower fumigation fungicides g ai/100 litres gastropod glyphosate Goldson grass grub growth regulators haloxyfop harvest Hawkes Bay herbicides increased infection inflorescence insecticides kg ai/ha kiwifruit larvae leaf levels Lincoln College linuron lucerne mancozeb mefluidide metalaxyl metiram metribuzin mite miticides mortality nectarines nematodes numbers organotin P.O. Box paclobutrazol parasitoid pasture perennial ryegrass permethrin persimilis Pest Control Conf pesticide pesticide resistance pirimiphos-methyl plant growth plots population predator Proc prochloraz propiconazole reduced replicates Research resistance management samples season seed seedlings significantly simazine slug soil species spray stages surface Table temperature terbuthylazine thrips tillers toxicity translocation treatment trees triadimenol trial turf uptake Weed and Pest weed control whitefly yield Zealand