【摘要】 试验结果表明：塑料大棚草莓在花蕾期喷雾１ 次康壮素，具有防病增产增效和促进作物生长等多重作用，效果显著；同时，该制剂对作物生长和生态环境无毒无污染。更多还原

【Abstract】 Harpin is a kind of natural plant protective chemicals and growth regulator. The experimental result primarily showed that if strawberries at flowering budding stage in the greenhouse were sprayed with Harpin one time, the significant effects on preventing diseases, raising yield, increasing efficiency and improving plant growth could be obtained. Meanwhile, the Harpin be easily accepted by common farmers because it neither harmed crop growth nor polluted the ecological circumstance.更多还原