Effect of Sowing Date on Growth, Yield and Disea- ses and Pests Occurrence in Sunflower Helianthus a

来源 :Plant Diseases and Pests(植物病虫害研究:英文版) | 被引量 : 0次 | 上传用户:ruyingxiangsui1989
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Effect of sowing date on growth,yield and diseases and pests occurrence in sunflower Helianthus annuus L. were compared and the relationship between sowing date and occurrence degree of diseases and pests or yield were analyzed in the paper,aiming to redu
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