Proceedings of the New Zealand Weed and Pest Control Conference, Issue 401987 - Pesticides |
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Page 145
and replicated three times in Trial A and four times in Trials B , C and D. Plot length varied from 5 to 6 m but plot width was a constant 1.5 m either side of the line of planting . The treatments applied in each trial are given in ...
and replicated three times in Trial A and four times in Trials B , C and D. Plot length varied from 5 to 6 m but plot width was a constant 1.5 m either side of the line of planting . The treatments applied in each trial are given in ...
Page 168
... trials on 20 May , 1 , 4 , 10 June ( cultivar trial ) and 3 , 13 June ( insecticide trial ) . Aphids were recorded from 5 m2 / treatment on 16 October in the spring cultivar trial . BYDV counts BYDV infection was recognized by chrome ...
... trials on 20 May , 1 , 4 , 10 June ( cultivar trial ) and 3 , 13 June ( insecticide trial ) . Aphids were recorded from 5 m2 / treatment on 16 October in the spring cultivar trial . BYDV counts BYDV infection was recognized by chrome ...
Page 223
... Trial 2 was determined by the previously recorded maximum rosette size achieved by each plant . For the last two ... Trial 1 in August 1984 , and from Trial 2 in July 1985 , are given in Table 4. Variations in the height , canopy ...
... Trial 2 was determined by the previously recorded maximum rosette size achieved by each plant . For the last two ... Trial 1 in August 1984 , and from Trial 2 in July 1985 , are given in Table 4. Variations in the height , canopy ...
Contents
Author Index | 9 |
Rules of the Society | 15 |
Control of barley yellow dwarf virus BYDV disease of barley in mid | 18 |
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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