如今燕麦草(cǎo )、小杂粮、覆(fù )膜马铃薯等耐旱(hàn )作物(wù )“当家”,以水定(dìng )粮改变了察汗淖尔湿地周边农业形态。庞学峰给(gěi )记者算了一笔(bǐ )账:种植燕麦草,只(zhī )搞“雨养”农(nóng )业(yè ),不使(shǐ )用地(dì )下水。成本下降(jiàng ),加上轮作和“水改旱(hàn )”补贴,亩效益可(kě )比(bǐ )种甜菜增加200元人民币(bì )左右。
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