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简要地介绍了宁城县大垄高台地膜覆盖栽培马铃薯的示范推广过程 ,并进行了经济效益分析 ,提出了马铃薯大垄高台地膜覆盖栽培的技术规程
This paper briefly introduced the process of demonstrating and spreading potato covered by big ridge and high ridge in Ningcheng County and carried out the economic benefit analysis and put forward the technical regulation