Warning: file_put_contents(): Only 0 of 4947 bytes written, possibly out of free disk space in /home/www/wwwroot/zidian/69228.com/index.php on line 55 欧美日韩精品在线播放,色综合久久久久,久久精品这里只有国产中文精品
This article indicated research progress of Chinese cotton plant-bug synthetical utilize technique since 1950 year. 本文簡(jiǎn)述了近半個(gè)世紀(jì)以來我國棉盲蝽綜郃治理技術(shù)的研究進(jìn)展。