Proceedings of the New Zealand Weed and Pest Control Conference1988 - Pesticides |
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Page 176
... temperature . An iterative procedure was used to select the combination of starting date and base temperature which gave the smallest root mean square error ( ( RMSE ) an appropriate unbiased estimate of average deviation ) of observed ...
... temperature . An iterative procedure was used to select the combination of starting date and base temperature which gave the smallest root mean square error ( ( RMSE ) an appropriate unbiased estimate of average deviation ) of observed ...
Page 179
PREDICTING EUROPEAN RED MITE EGG HATCH ON APRICOTS 2. THE USE OF HISTORICAL TEMPERATURE DATA . M.G. HILL and G.F. McLAREN Entomology Division , DSIR , Private Bag , Auckland and Clyde . SUMMARY An analysis of 38 years spring temperature ...
PREDICTING EUROPEAN RED MITE EGG HATCH ON APRICOTS 2. THE USE OF HISTORICAL TEMPERATURE DATA . M.G. HILL and G.F. McLAREN Entomology Division , DSIR , Private Bag , Auckland and Clyde . SUMMARY An analysis of 38 years spring temperature ...
Page 188
... temperature variations within districts . The areas from which temperature data are obtained are assumed to be respresentative of the region . More districts could be accommodated in the scheme ( assuming suitable temperature data were ...
... temperature variations within districts . The areas from which temperature data are obtained are assumed to be respresentative of the region . More districts could be accommodated in the scheme ( assuming suitable temperature data were ...
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