论文部分内容阅读
总结了万全县土壤养分现状及变化情况,并对该县的土壤养分状况作出综合评价,以期促进万全县长期的土壤养分评价和综合管理系统的建立,为科学施肥建立长效机制。
Summarizes the current status and changes of soil nutrients in Wanquan County, and makes a comprehensive assessment of the soil nutrient status in this county in order to promote the long-term soil nutrient evaluation and establishment of an integrated management system in Wanquan County and establish a long-term mechanism for scientific fertilization.