如(rú )今燕(yàn )麦草、小杂粮、覆膜马铃薯等耐旱作物“当(dāng )家”,以水定粮(liáng )改变了察汗淖尔湿地周边农业形态。庞(páng )学峰给记者算了(le )一笔账:种(zhǒng )植燕麦(mài )草,只(zhī )搞(gǎo )“雨养”农业(yè ),不(bú )使(shǐ )用地(dì )下水。成本(běn )下降,加上(shàng )轮作和“水改旱”补贴,亩效益可比(bǐ )种(zhǒng )甜菜增加200元人民币左右。 -
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