如今燕麦草、小(xiǎo )杂(zá )粮、覆膜马铃薯(shǔ )等耐旱作物“当(dāng )家”,以水定粮改变了察汗淖尔湿地周边农(nóng )业形态。庞(páng )学峰给(gěi )记者算(suàn )了(le )一笔账(zhàng ):种(zhǒng )植(zhí )燕麦草,只搞“雨养”农业,不使(shǐ )用(yòng )地(dì )下水。成本下降,加(jiā )上轮作和“水改旱”补贴,亩效(xiào )益可比种甜菜增加200元人民币左右。
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