如今燕麦草、小杂粮、覆膜(mó )马铃薯(shǔ )等耐旱(hàn )作物“当(dāng )家”,以水定粮改变了察(chá )汗淖尔湿地周边(biān )农(nóng )业形(xíng )态。庞学峰给(gěi )记(jì )者算了一笔账(zhàng ):种(zhǒng )植燕(yàn )麦草,只搞“雨养”农(nóng )业,不使用地下水。成本(běn )下降,加上轮作和“水改旱”补贴,亩效益可比种甜菜增加(jiā )200元人民(mín )币(bì )左右。 -
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