春(chūn )天(tiān )一来,商都县农牧(mù )和(hé )科(kē )技局(jú )局长(zhǎng )庞学(xué )峰便忙于(yú )入农(nóng )户、进(jìn )田(tián )头,落实低耗(hào )水作(zuò )物种植计划。“从前都(dōu )是把(bǎ )旱地改良为水(shuǐ )地,提高(gāo )农(nóng )业单产。现(xiàn )在‘水改(gǎi )旱(hàn )’,只(zhī )为保护察(chá )汗淖尔湿地。”
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