Proceedings of the New Zealand Weed and Pest Control Conference1988 - Pesticides |
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Page 162
... mortality 13 months after treatment . Significance values were calculated by x ' tests on absolute mortality values for each herbicide and tested against the untreated control . % Mortality Site Herbicide Lodgepole Scots Mountain 1 ...
... mortality 13 months after treatment . Significance values were calculated by x ' tests on absolute mortality values for each herbicide and tested against the untreated control . % Mortality Site Herbicide Lodgepole Scots Mountain 1 ...
Page 200
... mortality of TSM larvae and nymphs is shown in Table 1. All concentrations caused 100 % or near 100 % mortality by preventing emergence from the succeeding chrysalis stage . There was no significant difference ( P < 0.05 ) between the ...
... mortality of TSM larvae and nymphs is shown in Table 1. All concentrations caused 100 % or near 100 % mortality by preventing emergence from the succeeding chrysalis stage . There was no significant difference ( P < 0.05 ) between the ...
Page 232
... mortality data were analysed using a generalised linear model ( Dobson 1983 ) which fitted a probit curve to the graph of percent mortality on log MCPA dose for each population of giant buttercup . The model included terms which ...
... mortality data were analysed using a generalised linear model ( Dobson 1983 ) which fitted a probit curve to the graph of percent mortality on log MCPA dose for each population of giant buttercup . The model included terms which ...
Contents
Author Index | 9 |
Address by Sir David Beattie to 40th Annual Conference | 15 |
CEREALS | 21 |
Copyright | |
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41st N.Z. Weed activity alligator weed aphid application asparagus assessed Auckland barley bioassay BYDV Canterbury cereals chemical clethodim crop cultivars cyproconazole damage diclofop-methyl disease DSIR effect eggs field flowering fluazifop-butyl fluvalinate foliage fruit fungicides g/ha glyphosate gorse grass grub grass weeds growers Hamilton clay loam herbicides Horotiu sandy loam infection insecticide kg/ha kiwifruit larvae leaf litres/ha loam soil MCPA mite miticides mulch myclobutanil nodding thistle NZ Weed orchards P.O. Box paclobutrazol Palmerston North pasture pendimethalin Pest Control Conf picloram pirimicarb plants plots Popay populations Proc programme propargite propiconazole Pukekohe quizalofop regrowth replicates Research residues resistance rosettes Ruakura ryegrass samples seed seedlings sethoxydim shoot significantly Silwet L-77 simazine spray surfactant susceptible Table temperature tested thrips tillers tip rot translocation treated treatment trees trial triasulfuron untreated uptake Weed and Pest weed control weeks yield Zealand