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由北京化工大学研制开发的全营养长效肥料系列产品,已荣获国家专利并被列为国家自然科学基金重点研究项目,近日正式投入生产.
The series of full-nutrition long-acting fertilizers researched and developed by Beijing University of Chemical Technology has won national patents and been listed as a key research project of the National Natural Science Foundation of China. Recently, it has been formally put into production.