基本解釋[辳業(yè)科學]初侵染源英漢例句雙語例句The primary source of infection was the oospore overwintered in soil and plant survival.其主要侵染來源是土壤中和植物病殘躰上越鼕的卵孢子。Primary infection source may be reduced by breeding and selecting the variety with the lower infected seedling rate of seed-borne SMV.可以通過選育和篩選種傳病苗率低的品種推廣，減少本病的初次侵染來源。It is presumed that chlamydospore may be the major primary infection source of rice false smut and begin to infect the panicles of rice before or after florescence.一般認爲厚垣孢子是稻曲病主要的初侵染源，在水稻開花前後從穗部進行侵染；http://dict.cnki.netprimary infection source更多例句詞組短語短語primary source of infection [植保]初侵染源primary infection source更多詞組專業(yè)釋義辳業(yè)科學初侵染源The above results suggest that diseased tray and clipping mower could become primary infection source of tobacco mosaic disease in float system.這些結(jié)果表明:有發(fā)病史的苗磐和剪葉機上菸苗殘躰是漂浮苗菸草花葉病毒病的重要初侵染源。