如今燕麦草、小(xiǎo )杂(zá )粮、覆(fù )膜马铃薯等耐旱作物“当家”,以水(shuǐ )定粮改变了察(chá )汗(hàn )淖尔湿(shī )地周(zhōu )边农业形态。庞学峰给记者算了一笔账:种植燕麦草,只搞“雨养”农业(yè ),不使用(yòng )地下水。成本下降,加(jiā )上轮作和“水改旱”补(bǔ )贴,亩效(xiào )益可比种(zhǒng )甜菜(cài )增加200元人民币(bì )左右。 -
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