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- Title
基于修正内梅罗指数法的果园土壤肥力评价.
- Authors
耿庆龙; 李娜; 赖宁; 陈署晃
- Abstract
【Objective】 To better explain the actual situation of soil fertility in orchard in the hope of providing a basis for scientific fertilization and soil & crop nutrition diagnosis. 【Method】 This paper introduced the Nemero index method and modified it according to the"Wooden barrel theory"of soil fertility. The soil fertility of orchard in Wensu County was comprehensively evaluated by using the method of membership function and modified Neimero index method, and by selecting 10 indexes of conventional nutrients and trace elements. 【Result】 The combined fertility contribution rates of soil conventional nutrients and trace element nutrients in the study area were 0.45 and 0.55, respectively; the soil comprehensive fertility index was between 0.10 and 0.85, with an average of 0.39, and as a whole, it was at a moderately low level. 【Conclusion 】 Using the membership function and the modified Nemero index method, the comprehensive evaluation method of quantitative soil fertility was established, which highlighted the deficiency of single soil fertility index and better revealed the soil fertility status of orchards.
- Publication
Xinjiang Agricultural Sciences, 2019, Vol 56, Issue 11, p2104
- ISSN
1001-4330
- Publication type
Article
- DOI
10.6048/j.issn.1001-4330.2019.11.017