Proceedings of the New Zealand Weed and Pest Control Conference1988 - Pesticides |
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Page 21
... growing season under most conditions . Residues from 30 g / ha are likely to injure susceptible species planted in the autumn . The level of residual activity in the soil varied with trial location and soil type . INTRODUCTION The ...
... growing season under most conditions . Residues from 30 g / ha are likely to injure susceptible species planted in the autumn . The level of residual activity in the soil varied with trial location and soil type . INTRODUCTION The ...
Page 71
... growing on partially consolidated gravel to kill all vegetation in order to observe the developments of seedlings . A second strip in May 1982 was laid across a grassy area about 3 m from the trial site . Spot spraying RESULTS Almost ...
... growing on partially consolidated gravel to kill all vegetation in order to observe the developments of seedlings . A second strip in May 1982 was laid across a grassy area about 3 m from the trial site . Spot spraying RESULTS Almost ...
Page 295
... growing " the crop for several seasons , players are asked to write a one or two page analysis of disease development during the season ( s ) , explaining the reasons for the changes in slope of the various graphs . They are also asked ...
... growing " the crop for several seasons , players are asked to write a one or two page analysis of disease development during the season ( s ) , explaining the reasons for the changes in slope of the various graphs . They are also asked ...
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