第一完成单位：安徽省农科院土肥所安徽省合肥市农科南路４０号，邮编：２３００３１本项成果根据皖北砂姜黑土地区农业自然资源条件、农业生产和农村经济发展现状，在开展砂姜黑土“粘僵”不良属性改良等综合治理技术的基础上，以农作物高产优质高效规范化栽培技术研究和 The first completed unit: Soil and Fertilizer Institute of Anhui Academy of Agricultural Sciences, Agricultural Science South Road, Hefei, Anhui Province, No. 40, Post Code: 230031   This result according to northern Anhui Shajiang black soil agricultural natural resource conditions, agricultural production and rural economic development, On the basis of the comprehensive management techniques such as improving the bad properties of sand-sticking black soil, such as improving the yield, quality, efficiency and standardization of cultivation techniques