如今燕麦草、小杂(zá )粮、覆膜马铃(líng )薯等耐旱作物“当家”,以(yǐ )水(shuǐ )定粮(liáng )改变了察汗淖(nào )尔湿地周(zhōu )边农(nóng )业形态。庞学峰给记者算了一笔账:种植燕麦草,只(zhī )搞“雨养”农(nóng )业,不使用(yòng )地下水。成本下降,加上(shàng )轮作和(hé )“水改(gǎi )旱”补贴,亩效益可比种甜菜增加(jiā )200元人民币(bì )左右。
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