The evaluation of unreclaimed land productive potential in surface coal mine are keys for promulgating land reclamation planning in the mine.
露天煤矿待复垦土地生产潜力评价是编制土地复垦规划的一个重要内容。
The cultivation of silage corn on wheat stubble land was conducted and extended in order to release productive potential and increase economic benefit.
为进一步挖掘生产潜力，增加经济效益，进行了麦茬复种青贮玉米栽培试验研究与推广。
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