如今(jīn )燕麦草、小杂粮(liáng )、覆膜马铃薯等耐旱(hàn )作物“当(dāng )家”,以(yǐ )水定粮改变了察汗(hàn )淖(nào )尔湿地周边(biān )农(nóng )业形态。庞学峰给记者算了(le )一笔账:种植(zhí )燕麦草,只搞“雨养”农(nóng )业,不使用地(dì )下水。成本下降,加上(shàng )轮作和“水改旱”补(bǔ )贴(tiē ),亩效益可比种(zhǒng )甜菜增加200元人民币左右。 -
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