如(rú )今(jīn )燕(yàn )麦草、小(xiǎo )杂粮(liáng )、覆膜马铃薯等耐旱作物“当家”,以(yǐ )水定粮改变(biàn )了察汗(hàn )淖尔湿地周边农(nóng )业形态。庞学峰(fēng )给记者(zhě )算了一笔账:种植燕麦草,只搞(gǎo )“雨养”农业,不使用地(dì )下水。成本下降,加(jiā )上(shàng )轮作和“水改旱(hàn )”补贴,亩效益可比种甜菜增加(jiā )200元人民币左(zuǒ )右。 -
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