Proceedings of the New Zealand Weed and Pest Control Conference1988 - Pesticides |
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Page 39
... grass weeds including smooth witchgrass ( Panicum dichotomiflorum ) , summer grass ( Digitaria sanguinalis ) and barnyard grass ( Echinochloa crus - galli ) . Of the perennial grasses , paspalum ( Paspalum dilatatum ) , was more ...
... grass weeds including smooth witchgrass ( Panicum dichotomiflorum ) , summer grass ( Digitaria sanguinalis ) and barnyard grass ( Echinochloa crus - galli ) . Of the perennial grasses , paspalum ( Paspalum dilatatum ) , was more ...
Page 44
... grass ( Echinochloa crus - galli ) , summer grass ( Digitaria sanguinalis ) and smooth witchgrass ( Panicum dichotomiflorum ) . Quizalofop gave 70-90 % control of well established couch ( Elytrigià repens ) with the most cost effective ...
... grass ( Echinochloa crus - galli ) , summer grass ( Digitaria sanguinalis ) and smooth witchgrass ( Panicum dichotomiflorum ) . Quizalofop gave 70-90 % control of well established couch ( Elytrigià repens ) with the most cost effective ...
Page 118
... grass is to reach its promising potential . INTRODUCTION Recent DSIR surveys show that prairie grass ( Bromus willdenowii ) is the main non- ryegrass pasture species that farmers are interested in sowing ( Sellers 1988 ) . Prairie grass ...
... grass is to reach its promising potential . INTRODUCTION Recent DSIR surveys show that prairie grass ( Bromus willdenowii ) is the main non- ryegrass pasture species that farmers are interested in sowing ( Sellers 1988 ) . Prairie grass ...
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