康壮素对烟叶产质量及综合抗病虫能力的影响

Effect of Harpin on Yield ,Quality and Disease,Insect Resistance of Flue cured Tobacco

连续两年试验结果表明，康壮素对烟草生长发育有良好的影响。施用后烟叶产质量和烟株综合抗病虫能力提高，从而提高植烟经济效益。以３０μｇ／ｍｌ 喷雾处理效果最佳，产量增加８ ．２０ ％ ，产值增加２３ ．２１ ％ 。

The trials after two years showed that there are good effection on growth offlue cured tobacco afterspraying harpin .The useofharpin canincrease yield ,quality and resistancetotobacco disease and pest .The best controleffectisspraying in 30 μg/ml ,yield increasing 8 .20 % and valueincreasing 23 .21 % .