如今燕麦草、小杂粮、覆膜马铃(líng )薯(shǔ )等耐旱作物(wù )“当家”,以水定粮改变了察汗(hàn )淖(nào )尔湿地周边农业形态。庞学(xué )峰给记者算了一笔账(zhàng ):种植燕(yàn )麦草,只搞(gǎo )“雨养(yǎng )”农业,不使用(yòng )地下水。成本下降,加(jiā )上(shàng )轮作和“水改旱”补贴(tiē ),亩效益(yì )可比种甜(tián )菜增加200元(yuán )人民币左右。 -
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