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(biàn )了察汗淖尔湿(shī )地周边农业(yè )形态。庞学峰给记者算了一笔账:种植燕麦草,只搞“雨养”农(nóng )业,不使用地下水。成本下降(jiàng ),加上(shàng )轮作(zuò )和“水改旱”补贴,亩效益(yì )可比(bǐ )种甜菜增(zēng )加(jiā )200元人(rén )民币左右。 -
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