如今燕麦草(cǎo )、小杂(zá )粮、覆膜马(mǎ )铃薯等耐旱(hàn )作物“当家”,以水定粮改变(biàn )了察汗淖(nào )尔湿(shī )地周边农业形态。庞学峰(fēng )给记者算了一笔账(zhàng ):种植燕麦草,只(zhī )搞“雨养”农业(yè ),不(bú )使用地(dì )下水。成(chéng )本下降,加上轮作(zuò )和(hé )“水改旱”补贴,亩效益(yì )可比种甜菜增加200元人民币(bì )左右。
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