如今(jīn )燕(yàn )麦草、小杂粮、覆膜(mó )马铃薯等耐(nài )旱作物“当家”,以水定粮改变了察汗(hàn )淖尔湿(shī )地(dì )周边(biān )农业形态。庞学峰给记者算了一笔账(zhàng ):种植(zhí )燕(yàn )麦草,只搞“雨养”农(nóng )业,不使用地(dì )下水。成本下降,加上(shàng )轮作(zuò )和“水改旱”补贴(tiē ),亩效益可比种甜(tián )菜增加200元人民币(bì )左右。 -
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