Warning: file_put_contents(): Only 0 of 4998 bytes written, possibly out of free disk space in /home/www/wwwroot/zidian/69228.com/index.php on line 55 99久久久久无码国产精品,国产精品自在线拍国产不卡,欧美国产黄A片在线
The FPase of rumen microbe with diet of main roasted soybean meal sources was significant higher than that of other diets. 以膨化大豆?fàn)?wèi)主要蛋白質(zhì)來源的日糧，其瘤胃微生物濾紙纖維素酶的活性極顯著高於其它処理日糧；