Proceedings of the New Zealand Weed and Pest Control Conference, Issue 401987 - Pesticides |
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Page 142
treatment with paraquat and clopyralid ( Versatill ) was used to control resistant weeds . The mulch treatments were 15 cm of bark laid on bare ground or over herbicide . Rainfall was similar to that at HBARC but the Davis Road site ...
treatment with paraquat and clopyralid ( Versatill ) was used to control resistant weeds . The mulch treatments were 15 cm of bark laid on bare ground or over herbicide . Rainfall was similar to that at HBARC but the Davis Road site ...
Page 205
... treatment , on 9 December 1982 , the tussocks were visually assessed as alive or dead . Ten months after treatment , on 25 August 1983 , nine of the eleven pairs of tussocks were dug up , broken apart and searched for surviving tillers ...
... treatment , on 9 December 1982 , the tussocks were visually assessed as alive or dead . Ten months after treatment , on 25 August 1983 , nine of the eleven pairs of tussocks were dug up , broken apart and searched for surviving tillers ...
Page 219
... treated with several herbicides . Germination of seed from capitula treated at full expansion was low with all treatments but seed of more mature capitula had significant viability . Treatment of plants by the late bud stage to prevent ...
... treated with several herbicides . Germination of seed from capitula treated at full expansion was low with all treatments but seed of more mature capitula had significant viability . Treatment of plants by the late bud stage to prevent ...
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