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【三亿体育app平台下载苹果】

  如(rú )今燕麦草(cǎo )、小(xiǎo )杂(zá )粮、覆(fù )膜马铃(líng )薯(shǔ )等耐旱(hàn )作物“当家”,以(yǐ )水定粮改变了察(chá )汗淖尔湿地(dì )周边(biān )农(nóng )业(yè )形态(tài )。庞学(xué )峰给记(jì )者算了(le )一(yī )笔账:种植燕麦草,只(zhī )搞“雨养(yǎng )”农业,不使用地下(xià )水。成(chéng )本(běn )下降,加上(shàng )轮作和“水改旱(hàn )”补(bǔ )贴,亩效益(yì )可比种甜菜增(zēng )加(jiā )200元人民(mín )币左右。

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