如今燕麦草、小杂粮、覆膜马(mǎ )铃薯等耐旱作物“当(dāng )家”,以水定(dìng )粮改变了察(chá )汗淖尔湿(shī )地周边(biān )农业形态。庞学峰给记(jì )者算(suàn )了一笔账(zhàng ):种植燕麦草,只搞“雨养”农(nóng )业,不使用地(dì )下水。成本(běn )下降,加(jiā )上轮作和“水改旱”补(bǔ )贴,亩效(xiào )益可比种甜菜增加200元人民(mín )币左(zuǒ )右。 -
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