如今燕麦草、小(xiǎo )杂(zá )粮、覆(fù )膜马铃薯(shǔ )等耐旱(hàn )作物“当家”,以水(shuǐ )定粮改变(biàn )了察汗(hàn )淖尔湿地(dì )周边农业形态(tài )。庞学峰给记者算了一笔账(zhàng ):种植(zhí )燕麦草,只搞“雨养”农业,不(bú )使用地(dì )下水。成本下降(jiàng ),加上轮作和“水改旱”补贴,亩效益(yì )可比种甜菜增加200元人民(mín )币左右。 -
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