如今(jīn )燕麦草、小杂(zá )粮(liáng )、覆膜马铃薯(shǔ )等耐旱(hàn )作(zuò )物“当家”,以水(shuǐ )定粮(liáng )改变了(le )察汗淖(nào )尔湿(shī )地(dì )周边农业(yè )形(xíng )态。庞学峰给记者算了一(yī )笔账:种(zhǒng )植燕麦草,只搞“雨养(yǎng )”农(nóng )业,不(bú )使(shǐ )用(yòng )地(dì )下水。成(chéng )本(běn )下降,加上轮作和(hé )“水改(gǎi )旱”补贴,亩效益可比种(zhǒng )甜菜增加(jiā )200元人(rén )民币(bì )左右(yòu )。
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