Proceedings of the New Zealand Weed and Pest Control Conference1988 - Pesticides |
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Results 1-3 of 19
Page 22
... bioassay of herbicide residues were collected from 0-10 cm depth at , or soon after , harvest of each trial site in February . About 1 kg of soil was collected from each plot . In total , ten bags of soil samples were obtained from each ...
... bioassay of herbicide residues were collected from 0-10 cm depth at , or soon after , harvest of each trial site in February . About 1 kg of soil was collected from each plot . In total , ten bags of soil samples were obtained from each ...
Page 23
... bioassay species compared to untreated controls ( GR ,. ) . Horotiu sandy loam Hamilton clay loam Biosassay species Based on Based on Based on Based on visual damage DM yield visual damage DM yield Mustard 1.1 1.4 1.7 2.2 Lentil 2.3 2.8 ...
... bioassay species compared to untreated controls ( GR ,. ) . Horotiu sandy loam Hamilton clay loam Biosassay species Based on Based on Based on Based on visual damage DM yield visual damage DM yield Mustard 1.1 1.4 1.7 2.2 Lentil 2.3 2.8 ...
Page 50
... bioassay only . The ' standard ' series also showed that the level of activity of quizalofop was lower in the Horotiu sandy loam soil than in the Hamilton clay loam soil . Similar differences were found in the bioassays from the field ...
... bioassay only . The ' standard ' series also showed that the level of activity of quizalofop was lower in the Horotiu sandy loam soil than in the Hamilton clay loam soil . Similar differences were found in the bioassays from the field ...
Contents
Author Index | 9 |
Address by Sir David Beattie to 40th Annual Conference | 15 |
CEREALS | 21 |
Copyright | |
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Common terms and phrases
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