Proceedings of the New Zealand Weed and Pest Control Conference1988 - Pesticides |
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Page 26
DISEASE MEASUREMENT IN BARLEY CROPS H . G . WHELAN and R . E .
GAUNT Department of Biochemistry and ... Canterbury SUMMARY Disease
severity , assessed as green leaf area , and near infrared reflectance were
measured in ...
DISEASE MEASUREMENT IN BARLEY CROPS H . G . WHELAN and R . E .
GAUNT Department of Biochemistry and ... Canterbury SUMMARY Disease
severity , assessed as green leaf area , and near infrared reflectance were
measured in ...
Page 169
Tartrazine , a water soluble dye , was added to enable measurement of the spray
deposited on the gorse . Each treatment was ... The volume of spray applied was
measured using a flowmeter fitted to the aircraft . The helicopter flew at 40 knots ...
Tartrazine , a water soluble dye , was added to enable measurement of the spray
deposited on the gorse . Each treatment was ... The volume of spray applied was
measured using a flowmeter fitted to the aircraft . The helicopter flew at 40 knots ...
Page 271
One sensitive and two resistant strains were selected for further analysis of
biological characteristics measured on PDA and host tissues . All cultures were
incubated at 25 °C ( 0 . 5 °C ) . Spore production on PDA was measured when
colony ...
One sensitive and two resistant strains were selected for further analysis of
biological characteristics measured on PDA and host tissues . All cultures were
incubated at 25 °C ( 0 . 5 °C ) . Spore production on PDA was measured when
colony ...
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Contents
Author Index | 9 |
Address by Sir David Beattie to 40th Annual Conference | 15 |
CEREALS | 21 |
Copyright | |
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activity annual application assessment Auckland barley bioassay block Canterbury chemical clover compared concentrations cost crop damage determined disease early effect eggs emergence established experiments field flowering fluazifop-butyl four fruit fungicides gave glyphosate grass growth Hamilton harvest herbicides higher increased infection insecticide kg/ha larvae leaf leaves less loam mean measured method mite months N.Z. Weed North occurred P.O. Box pasture period Pest Control Conf plants plots populations predicted present Private Proc production programme quizalofop range recommended recorded reduced replicates reported Research residual resistance samples scale season seed seedlings shoot showed shown significant significantly Silwet similar soil species spray spring stage stem strains summer surfactant Table temperature thrips tillers treated treatment trees trial untreated Weed and Pest weed control weeks weight yield Zealand