春天一来，商都(🧑)县农(nóng )牧和科(kē )技(🦓)局局长庞学(xué )峰便忙于入(🎆)农户、进(jì(💑)n )田头，落实低耗水(💤)作(🛋)物种植(🛐)计划。“从前都(🎰)是把旱(🔬)(hàn )地改(gǎi )良为水地，提高农业单产。现在‘水改旱’，只为(🏽)保(bǎo )护察汗(hàn )淖尔湿地(dì )。”[展开全部]
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