如(rú )今燕麦(mài )草、小杂(zá )粮、覆膜(mó )马铃薯(shǔ )等耐旱(hàn )作物“当家”,以水(shuǐ )定粮改(gǎi )变了察汗(hàn )淖尔湿地周边农业形(xíng )态。庞学峰给记者算(suàn )了一笔账:种植燕麦草,只(zhī )搞“雨养”农业,不使(shǐ )用地下水。成本下降,加(jiā )上(shàng )轮作和“水改旱”补贴,亩效益可比种甜菜增加200元人民币(bì )左右。 -
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