如(rú )今(jīn )燕(yàn )麦草、小杂粮、覆膜马铃薯等耐旱作物“当家(jiā )”,以(yǐ )水定粮改变(biàn )了察汗淖尔湿地周边农业形态。庞学峰给记者算了一笔账(zhàng ):种植燕麦草,只(zhī )搞(gǎo )“雨养”农业(yè ),不使(shǐ )用地下水。成本下降,加上轮作和“水改旱”补贴(tiē ),亩效益可比种甜菜增(zēng )加200元人(rén )民(mín )币左右。 -
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