Proceedings of the New Zealand Weed and Pest Control Conference1988 - Pesticides |
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Page 58
populations were recorded six times during the course of the trial — 1 , 5 , 8 , 21 ,
26 and 32 months after mulch treatments were first applied . All weeds were
removed after each recording . Spot treatments , using a range of herbicides ,
were ...
populations were recorded six times during the course of the trial — 1 , 5 , 8 , 21 ,
26 and 32 months after mulch treatments were first applied . All weeds were
removed after each recording . Spot treatments , using a range of herbicides ,
were ...
Page 211
Newly emerged nodding thistle seedlings were counted and removed at
approximately 2 week intervals for 2 months after ... Monthly seedling emergence
was calculated by averaging the total seedling count in each month from plots
which ...
Newly emerged nodding thistle seedlings were counted and removed at
approximately 2 week intervals for 2 months after ... Monthly seedling emergence
was calculated by averaging the total seedling count in each month from plots
which ...
Page 227
H . glaucum started flowering within 4 to 6 months of each sowing and plants had
completed flowering and died within 7 to 12 months . ... SPECIES MONTH OF
SOWING A nez , F E B CA M A R M A Y P J U N J U L OU COZ Awu R . - . - . 4 . 3 .
H . glaucum started flowering within 4 to 6 months of each sowing and plants had
completed flowering and died within 7 to 12 months . ... SPECIES MONTH OF
SOWING A nez , F E B CA M A R M A Y P J U N J U L OU COZ Awu R . - . - . 4 . 3 .
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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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Common terms and phrases
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