如(rú )今燕麦草、小(xiǎo )杂粮、覆膜马铃薯等耐旱作物(wù )“当(dāng )家”,以水定粮改变了察(chá )汗淖尔湿地周边(biān )农业(yè )形态(tài )。庞学峰给(gěi )记者算了一笔账(zhàng ):种植燕(yàn )麦草,只搞(gǎo )“雨养”农业(yè ),不使用地下水。成本下降(jiàng ),加上轮作和(hé )“水改旱”补贴,亩效(xiào )益可比(bǐ )种甜菜增加200元人民币左右。 -
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