如(rú )今燕麦草(cǎo )、小杂(zá )粮、覆膜马铃(líng )薯等耐旱作物“当家”,以水(shuǐ )定粮改变(biàn )了察(chá )汗(hàn )淖尔湿地周边农业形态。庞学(xué )峰给记者算了一笔(bǐ )账(zhàng ):种植燕麦(mài )草,只(zhī )搞“雨养”农业,不使用(yòng )地下水。成本下降,加(jiā )上轮作和“水(shuǐ )改旱”补贴,亩效益可比种甜菜(cài )增(zēng )加200元人民币左右。 -
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