Proceedings of the New Zealand Weed and Pest Control Conference1988 - Pesticides |
From inside the book
Results 1-3 of 17
Page 118
... weevil ( Barker et al 1984 ) and black beetle ( Thom et al 1988 ) . This paper reports on a survey of Hessian fly and Argentine stem weevil in prairie grass pastures conducted in November and December throughout the northern North ...
... weevil ( Barker et al 1984 ) and black beetle ( Thom et al 1988 ) . This paper reports on a survey of Hessian fly and Argentine stem weevil in prairie grass pastures conducted in November and December throughout the northern North ...
Page 119
... weevil were those turning yellow / brown with the youngest leaf severed , and exhibiting mining damage . Tillers killed by Hessian fly were those with two or more larvae present , and those non - green tillers with pupae or pupal cases ...
... weevil were those turning yellow / brown with the youngest leaf severed , and exhibiting mining damage . Tillers killed by Hessian fly were those with two or more larvae present , and those non - green tillers with pupae or pupal cases ...
Page 132
A SIMPLIFIED TECHNIQUE FOR RAPID ESTIMATION OF ADULT ARGENTINE STEM WEEVIL POPULATIONS G.M. BARKER and P.J. ADDISON MAFTech North , Ruakura Agricultural Centre , Hamilton The Argentine stem weevil ( Listronotus bonariensis ) is a major ...
A SIMPLIFIED TECHNIQUE FOR RAPID ESTIMATION OF ADULT ARGENTINE STEM WEEVIL POPULATIONS G.M. BARKER and P.J. ADDISON MAFTech North , Ruakura Agricultural Centre , Hamilton The Argentine stem weevil ( Listronotus bonariensis ) is a major ...
Contents
Author Index | 9 |
Address by Sir David Beattie to 40th Annual Conference | 15 |
CEREALS | 21 |
Copyright | |
25 other sections not shown
Other editions - View all
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