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促根剂－Ⅰ是扬州大学农学院研制的一种脂肪酸类新型促根剂。在小麦、玉米、大豆等的大田应用及水稻的组织培养上使用表明，对促进植物根系生长有显著作用。我们研究了促根剂－Ⅰ对菜豆定植的影响以及对青花菜分枝扦插成活率的影响，并与其他一些生长调节剂进行了比较。1试验材
Root-promoting agent-Ⅰ is a new type of root-promoting agent for fatty acids developed by Yangzhou University College of Agriculture. Use in field applications such as wheat, corn and soybean, and in tissue culture of rice has shown to have a significant effect on promoting plant root growth. We studied the effects of rooting enhancer-I on the colonization of B. subtilis and its effect on the viability of broccoli, and compared it with other growth regulators. 1 test material