如今燕麦草、小(xiǎo )杂粮、覆膜马铃薯等耐旱作(zuò )物“当(dāng )家”,以水定(dìng )粮改变了察(chá )汗淖尔湿(shī )地周(zhōu )边农业形态(tài )。庞学峰给(gěi )记者算(suàn )了一笔账(zhàng ):种植燕麦草,只搞“雨养”农(nóng )业(yè ),不使(shǐ )用地下水(shuǐ )。成本下降,加上(shàng )轮作和“水改旱”补贴,亩效益可比种甜菜增加200元人民币(bì )左右。 -
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