Proceedings of the New Zealand Weed and Pest Control Conference1988 - Pesticides |
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Page 132
... adult weevil populations in pastures . The technique has been designed to allow sampling and insect counting in the field , with minimal requirement for labour or equipment , yet enable population estimates to be made with an acceptable ...
... adult weevil populations in pastures . The technique has been designed to allow sampling and insect counting in the field , with minimal requirement for labour or equipment , yet enable population estimates to be made with an acceptable ...
Page 190
... adult females of the first summer generation were present . The leaf disc method used was the same as that described by Chapman et al ( 1987 ) , except that adult females were contained on the treated leaf discs by an agar ( 2 % w / v ) ...
... adult females of the first summer generation were present . The leaf disc method used was the same as that described by Chapman et al ( 1987 ) , except that adult females were contained on the treated leaf discs by an agar ( 2 % w / v ) ...
Page 244
... adult emergence was noted , with abnormal adults recorded as unsuccessful adult emergence . Only deformed structures and abnormalities visible to the naked eye were recorded . EC50 values were calculated by Logit analysis after 13-14 ...
... adult emergence was noted , with abnormal adults recorded as unsuccessful adult emergence . Only deformed structures and abnormalities visible to the naked eye were recorded . EC50 values were calculated by Logit analysis after 13-14 ...
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