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  如今燕(yàn )麦草、小(xiǎo )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(chá )汗(hàn )淖尔湿地(dì )周(zhōu )边(biān )农(nóng )业(yè )形态。庞(páng )学(xué )峰(fēng )给记者(zhě )算了一(yī )笔(bǐ )账:种植燕(yàn )麦草(cǎo ),只搞(gǎo )“雨养”农业,不(bú )使(shǐ )用地(dì )下水。成本下降,加上(shàng )轮作和“水改旱(hàn )”补贴,亩效益可比(bǐ )种(zhǒng )甜菜增加200元人民币左(zuǒ )右(yòu )。

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