如(rú )今燕(yàn )麦草、小杂粮、覆膜马铃(líng )薯等耐旱作物“当(dāng )家”,以水定粮改(gǎi )变(biàn )了察汗淖尔湿地周边农业形态(tài )。庞学峰给(gěi )记者算了一笔账:种植(zhí )燕麦草,只(zhī )搞“雨养”农业(yè ),不使用(yòng )地下水。成本下降,加(jiā )上轮作和“水改旱”补贴,亩效益可比种甜(tián )菜增(zēng )加200元(yuán )人(rén )民币左右。 -
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