如今(jīn )燕(yàn )麦草、小(xiǎo )杂(zá )粮、覆膜马铃薯等耐旱作物“当(dāng )家”,以水定粮改变了察汗淖尔湿地(dì )周边(biān )农(nóng )业形态。庞学峰(fēng )给记者算了一(yī )笔账:种植燕麦(mài )草,只(zhī )搞“雨养”农业,不使(shǐ )用地(dì )下水。成本下降(jiàng ),加上轮作和“水改旱”补(bǔ )贴,亩效益可比种甜菜增加(jiā )200元人民币左右。 -
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