如今燕麦(mài )草、小杂粮、覆膜马铃薯等耐旱作物“当家”,以水定粮改变了察汗(hàn )淖尔湿地周边农业形态。庞学峰给记(jì )者算了一笔(bǐ )账(zhàng ):种植燕麦草,只(zhī )搞(gǎo )“雨(yǔ )养”农(nóng )业,不使(shǐ )用(yòng )地下水。成本下降,加上(shàng )轮作和“水改旱”补(bǔ )贴,亩效(xiào )益可比种甜(tián )菜增(zēng )加200元人民币左右。 -
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