如(rú )今燕麦草、小杂粮、覆膜马铃薯等耐旱作物“当(dāng )家”,以水(shuǐ )定粮改变了察汗淖(nào )尔湿地周边农业形态。庞学峰给记者算了一笔账(zhàng ):种植燕(yàn )麦草,只搞“雨养”农业,不(bú )使(shǐ )用(yòng )地下(xià )水。成(chéng )本下降,加上(shàng )轮(lún )作和“水改旱”补贴,亩效益(yì )可比种甜菜增(zēng )加(jiā )200元人民(mín )币左右。 -
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