IMPROVEMENT OF PERSISTENCE AND YIELD OF ITALIAN RYEGRASS (LOLIUM-MULTIFLORUM) THROUGH PESTICIDE USE

被引:0
作者
CLEMENTS, RO [1 ]
BENTLEY, BR [1 ]
MURRAY, PJ [1 ]
HENDERSON, IF [1 ]
机构
[1] AFRC,INST ARABLE CROPS RES,ROTHAMSTED EXPTL STN,HARPENDEN AL5 2JQ,HERTS,ENGLAND
关键词
ITALIAN RYEGRASS; HERBAGE YIELD; PERSISTENCE; FRIT FLY; PESTICIDES;
D O I
10.1111/j.1744-7348.1991.tb04890.x
中图分类号
S [农业科学];
学科分类号
09 ;
摘要
The present two field experiments, involving plots of Italian ryegrass sown in 1976, 1980 and 1984 confirmed results of earlier work in which the yield and persistence of Italian ryegrass was greatly increased by the application of pesticide. A range of pesticide treatments were used. The responses to application of permethrin applied three times per year average 8% for the three years of the first experiment and 5% for the five years of the second experiment. Such responses appeared cost-effective, but the overall environmental impact of such applications is not known.
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页码:513 / 519
页数:7
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