如今燕(yàn )麦草、小杂(zá )粮(liáng )、覆膜马铃(líng )薯等耐旱作物“当(dāng )家”,以水定粮改变了察汗淖(nào )尔湿地(dì )周边农业形态。庞学峰给(gěi )记者算了一(yī )笔账:种(zhǒng )植燕麦草,只(zhī )搞“雨养”农业,不(bú )使(shǐ )用地下水。成本下降,加上(shàng )轮作和“水(shuǐ )改旱”补贴,亩效(xiào )益可比种(zhǒng )甜菜增加200元(yuán )人民币左右。
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