春天一来,商都县农牧和(hé )科技(🐤)局局长庞学峰便忙于入农户(⬆)、进田头(🥅),落实低(dī )耗水作(🌊)物种植(zhí )计(jì )划。“从前(qián )都(➖)是把(bǎ )旱地(dì )改良为水地,提高农业单产。现在‘水改旱’(🐉),只为(🏤)保护(🛹)(hù(👓) )察汗(🗜)(hàn )淖尔湿地。”[展开全部]
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