由宁夏玉泉化工厂生产的“玉泉”生物有机复合肥试验示范推广项目通过了宁夏自治区科技厅组织的专家验收。“玉泉”生物肥是宁夏玉泉化工厂引进成套技术生产的一种集有机、无机、微生物肥于一体的复合型新肥种。 1997年被自治区科委列为“九五”重大科技推广项目 ,1998年又被列 By the Ningxia Yuquan chemical plant production of “Yuquan” bio-organic fertilizer demonstration project to promote the adoption of the Office of Science and Technology in Ningxia Autonomous Region experts acceptance. “Yuquan” biological fertilizer is Ningxia Yuquan chemical plant to introduce a complete set of technology to produce a set of organic, inorganic, microbial fertilizer in one of the new composite fertilizer. In 1997 by the autonomous region Science and Technology Commission as “Ninth Five-Year” major science and technology promotion project, in 1998 and was listed