如今燕麦草、小杂粮、覆膜(mó )马铃薯等耐旱作物“当家”,以水定粮改变(biàn )了察汗(hàn )淖(nào )尔湿地周边农(nóng )业形态。庞学峰(fēng )给记者算了(le )一笔账:种植燕(yàn )麦草,只(zhī )搞“雨养”农(nóng )业,不(bú )使(shǐ )用地下水。成(chéng )本下降,加上轮作和“水改旱(hàn )”补贴,亩效益可比种甜菜增加200元人民币左(zuǒ )右。 -
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