EFFECT OF SOWING DATE AND SPACING ON ROSETTE DISEASE OF GROUNDNUT IN NORTHERN NIGERIA, WITH OBSERVATIONS ON VECTOR, APHIS CRACCIVORA

被引:25
作者
BOOKER, RH
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D O I
10.1111/j.1744-7348.1963.tb03734.x
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S [农业科学];
学科分类号
09 ;
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页码:125 / &
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