如(rú )今燕(yàn )麦草、小杂粮、覆膜马铃薯等耐旱作物“当家”,以水定粮改变了察汗淖尔湿地周边农业形态。庞学(xué )峰给(gěi )记者算了(le )一笔账(zhàng ):种植燕(yàn )麦草,只搞(gǎo )“雨养”农(nóng )业,不使(shǐ )用地下(xià )水。成本下降,加(jiā )上(shàng )轮作和“水改旱”补贴,亩效益可(kě )比种甜菜(cài )增加200元人民币(bì )左右(yòu )。 -
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