如今燕麦草、小杂(zá )粮、覆膜马铃(líng )薯等耐旱作物“当(dāng )家”,以水定粮改变了察汗淖尔(ěr )湿(shī )地周边农业形态。庞学(xué )峰给记者算了一笔(bǐ )账:种(zhǒng )植燕麦(mài )草,只搞“雨养”农业,不(bú )使(shǐ )用(yòng )地(dì )下(xià )水。成本下降,加上轮作(zuò )和“水改旱”补贴,亩效益可(kě )比(bǐ )种甜菜增加200元人民币左右。 -
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