如(rú )今燕麦(mài )草、小(xiǎo )杂粮、覆膜马铃(líng )薯等耐旱(hàn )作物“当家”,以水定粮改变了察汗淖尔湿地周边农业形态。庞学峰(fēng )给记者算了一笔账:种植燕麦草,只搞“雨养”农(nóng )业(yè ),不(bú )使(shǐ )用地下水(shuǐ )。成本下降,加(jiā )上轮作和“水改旱(hàn )”补(bǔ )贴,亩效益可比种甜菜(cài )增加(jiā )200元人民(mín )币(bì )左右。 -
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