如今燕麦草、小(xiǎo )杂(zá )粮、覆膜马铃薯等耐旱(hàn )作物“当家”,以水定粮改变了(le )察(chá )汗(hàn )淖尔湿地周边农业形态(tài )。庞学峰给记者(zhě )算了(le )一笔账:种(zhǒng )植燕麦草,只搞“雨(yǔ )养”农业,不使(shǐ )用地下水。成本(běn )下降,加(jiā )上(shàng )轮作和“水改旱”补贴,亩效益可比种(zhǒng )甜菜增加200元(yuán )人民币(bì )左右。 -
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