如今燕(yàn )麦草、小杂粮、覆(fù )膜马(mǎ )铃薯等耐旱作物“当家”,以水定粮改变了察汗淖尔湿地周边农业形(xíng )态。庞学峰(fēng )给(gěi )记(jì )者算了一笔账(zhàng ):种植燕麦草,只(zhī )搞“雨养”农(nóng )业,不(bú )使(shǐ )用地(dì )下水。成本下(xià )降,加上轮作和“水改旱”补贴,亩效益可(kě )比种甜菜(cài )增加200元(yuán )人民币左右。 -
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