如(rú )今燕麦草、小杂(zá )粮、覆膜马铃薯等耐旱作物“当家”,以(yǐ )水定(dìng )粮改(gǎi )变(biàn )了察汗淖(nào )尔湿地周边农业(yè )形态。庞学峰给(gěi )记者算了一笔账:种植燕麦草,只(zhī )搞(gǎo )“雨养”农业,不使用地下水。成(chéng )本下降,加上(shàng )轮作和“水改(gǎi )旱”补(bǔ )贴,亩效益可比种甜菜增加(jiā )200元人(rén )民币左右。 -
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