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郑州瑞基科研农化有限公司在调查研究和吸收国外先进农业国家肥料生产工艺的基础上,结合我国当前农业发展的基本
On the basis of investigation and research and absorption of fertilizer production technology of advanced agricultural countries in foreign countries, Zhengzhou Rui Ji Scientific Research Agrochemical Co., Ltd., combined with the basic agricultural development in our country