如今燕麦草、小(xiǎo )杂粮、覆膜马铃薯等耐旱作物“当家”,以水定(dìng )粮改变(biàn )了察汗淖(nào )尔湿地周边(biān )农业形态。庞学峰给记者算了一笔账:种(zhǒng )植燕麦草(cǎo ),只搞“雨养”农(nóng )业,不使(shǐ )用地下水。成本下降,加(jiā )上(shàng )轮作和“水改(gǎi )旱”补贴(tiē ),亩效益可比(bǐ )种(zhǒng )甜菜增加200元人民币左右。 -
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