如今燕麦(mài )草、小杂粮、覆膜马(mǎ )铃薯(shǔ )等耐旱作物(wù )“当家”,以水定粮改变了察汗(hàn )淖尔湿地(dì )周边农业形态。庞学峰给(gěi )记者算了一笔账:种植燕麦草,只搞“雨养”农业(yè ),不使(shǐ )用(yòng )地下水。成本下(xià )降,加上(shàng )轮作和“水改旱”补贴(tiē ),亩效益可比(bǐ )种甜菜增加(jiā )200元人民币(bì )左右。 -
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