如今(jīn )燕麦草、小(xiǎo )杂(zá )粮、覆膜(mó )马铃薯(shǔ )等耐旱(hàn )作物“当家”,以(yǐ )水定粮改变了(le )察汗淖尔湿地周边农业形态。庞学峰给记者算了一笔账:种植(zhí )燕麦草,只搞“雨养”农业(yè ),不(bú )使(shǐ )用地下水。成本(běn )下降,加(jiā )上轮作和“水(shuǐ )改旱(hàn )”补贴,亩效益可(kě )比种甜菜增加200元人民币左右。 -
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