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云大—120是国际上新型高效植物生长调节剂，由云南大学研制开发，对多种农作物有显著增产作用。本试验旨在明确云大—120在油菜上的增产效果，为大面积应用推广提供科学依据和施用技术。1试验材料与方法供试云大—120（原BR—120），由省农业厅农业局提供。系昆明云大科技产业
Yun-120 is an internationally new and efficient plant growth regulator developed by Yunnan University, a significant increase in the production of a variety of crops. The purpose of this experiment is to clarify the yield increase effect of YunDa-120 on rape and provide scientific basis and application technology for large area application and popularization. 1 Test Materials and Methods for test cloud big -120 (former BR-120), provided by the Provincial Department of Agriculture Agriculture Bureau. Department of Kunming cloud technology industry