香椿苗经0.1ppm三十烷醇溶液喷洒后,苗体内促进生长的生理效应增强,光合强度比对照提高19%;根伤流量增加14.7%、伤流液中的氨基酸、可溶性糖、无机磷含量均高于对照;硝酸还原酶活性显著增加,蛋白质合成迅速,总氮量提高27.1%,苗木碳、氮代谢旺盛,生长迅速。 After sprayed with 0.1ppm triacontanol solution, the physiological effects of the seedlings in vivo were enhanced, the photosynthetic intensity increased by 19% compared with the control, the root trauma volume increased by 14.7%, the contents of amino acid, soluble sugar and inorganic phosphorus Nitrate reductase activity increased significantly, protein synthesis was rapid, total nitrogen increased by 27.1%, seedling carbon, nitrogen metabolism, rapid growth.