通过总结宜昌范围内各县市的测土配方施肥工作情况,分析了在我市城郊开展这项工作的必要性,列举了具体开展的措施,对此项技术大力推广后将产生的效益作了预期和归纳。 By summarizing the work of soil testing and formula fertilization in all counties and cities in Yichang, the necessity of carrying out this work in the suburbs of our city was analyzed. The specific measures carried out were listed. The benefits of this technique were greatly promoted Expected and summarized.