如今燕麦草、小(xiǎo )杂粮、覆膜马铃薯等耐旱作物“当家”,以(yǐ )水定粮改变了察汗(hàn )淖尔湿地周边(biān )农业形态。庞学峰给(gěi )记者算了(le )一笔(bǐ )账(zhàng ):种(zhǒng )植燕(yàn )麦草(cǎo ),只搞(gǎo )“雨养”农业,不使用(yòng )地下(xià )水。成本下降,加上轮作和“水改旱(hàn )”补贴,亩效益可(kě )比种甜菜增加200元人民币左右。 -
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