如今燕(yàn )麦草、小杂粮、覆膜马铃(líng )薯等耐旱作物“当(dāng )家”,以水定粮改变(biàn )了察(chá )汗淖(nào )尔湿(shī )地周边农业形态。庞学峰给记者算了一笔账:种植燕麦草,只搞“雨养”农业,不使用(yòng )地下水。成本下降,加(jiā )上(shàng )轮作和“水(shuǐ )改旱”补贴,亩效(xiào )益可比种(zhǒng )甜菜增加200元人(rén )民(mín )币左右。 -
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