如今(jīn )燕(yàn )麦草、小(xiǎo )杂粮、覆膜马铃薯等耐旱作物“当家”,以水定(dìng )粮改(gǎi )变了(le )察(chá )汗淖尔湿地周边(biān )农业形态。庞学峰给记者算了一笔(bǐ )账:种植燕麦草,只搞“雨养”农业,不使用地下水。成(chéng )本下(xià )降,加上(shàng )轮作和“水改旱”补贴,亩效益可比种甜菜(cài )增加200元人(rén )民币(bì )左(zuǒ )右。
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