Proceedings of the New Zealand Weed and Pest Control Conference, Issue 401987 - Pesticides |
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Page 54
... herbicides , with less developed barriers to penetration and preferential apical accumulation of the herbicide in the developing frond ( Veerasekaran 1975 ) . Visible scorching of juvenile foliage at the site of application was evident ...
... herbicides , with less developed barriers to penetration and preferential apical accumulation of the herbicide in the developing frond ( Veerasekaran 1975 ) . Visible scorching of juvenile foliage at the site of application was evident ...
Page 187
TABLE 1 : Effect of soil applied triazine herbicides on different biotypes of willow Herbicide weed . Total no . of surviving plants per treatment ** Rate ( kg ai / ha ) ' Control ' ' Possible resistance ' Resistant atrazine 2 0 0 19 4 ...
TABLE 1 : Effect of soil applied triazine herbicides on different biotypes of willow Herbicide weed . Total no . of surviving plants per treatment ** Rate ( kg ai / ha ) ' Control ' ' Possible resistance ' Resistant atrazine 2 0 0 19 4 ...
Page 206
... herbicides within spraying times LSD ( .05 ) = 23 , for other comparison except spraying time means ( column means ) and herbicide means ( row means ) 2,2 - DPA b ) legumes ground cover ( % ) 2.0 , 5.0 28 20 45 20 28 ethofumesate 1.0 ...
... herbicides within spraying times LSD ( .05 ) = 23 , for other comparison except spraying time means ( column means ) and herbicide means ( row means ) 2,2 - DPA b ) legumes ground cover ( % ) 2.0 , 5.0 28 20 45 20 28 ethofumesate 1.0 ...
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