如今燕麦草、小(xiǎo )杂粮、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湿(shī )地(dì )周边农业形态。庞学(xué )峰给记者算了一(yī )笔(bǐ )账:种(zhǒng )植燕麦草,只搞(gǎo )“雨养”农业,不使用地(dì )下水。成本下降,加上(shàng )轮作和“水改旱”补贴,亩效(xiào )益(yì )可比(bǐ )种甜(tián )菜增加200元人民币左右。
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