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该项研究为“八五”国家攻关项目《米脂丘陵沟壑区农业生态经济体系研究》的子课题。1992年9月陕西省农业科学院组织省、地有关专家审定为创新性研究成果。
The study is a sub-topic of the “Eighth Five-Year Plan” national key project “Research on Agricultural Eco-economic System in Mizhi Hilly and Gully Areas”. In September 1992, Shaanxi Provincial Academy of Agricultural Sciences organized provincial and local experts to examine and approve as innovative research results.