如今(jīn )燕(yàn )麦草、小杂(zá )粮、覆膜马铃薯(shǔ )等耐旱作物“当家(jiā )”,以(yǐ )水定粮改变了(le )察(chá )汗(hàn )淖尔湿地周(zhōu )边(biān )农业(yè )形态。庞学峰给记者算了一笔账:种植燕麦草,只搞“雨养(yǎng )”农(nóng )业,不(bú )使用地下水(shuǐ )。成本下(xià )降,加上轮作和“水改旱”补贴,亩效益可比种甜菜增加200元(yuán )人民币左右。 -
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