问题:水产动物给药途径常见的有()、()、()、()、()和()。
Monday, September 12, 2022
Friday, September 16, 2022
Monday, September 12, 2022
Thursday, February 8, 2024
Monday, September 12, 2022
Monday, September 2, 2024
Friday, September 16, 2022
Monday, September 12, 2022
Saturday, May 13, 2023
问题:发病鱼体两侧出现圆形或椭圆形的红斑,以后逐渐扩大,形似在鱼体上盖了红色印章,这是赤皮病的主要症状。
Wednesday, July 24, 2024
Friday, September 16, 2022
问题:引起淡水鱼白内瘴病的是()。A、血居吸虫B、双穴吸虫C、嗜子宫线虫D、淀粉卵涡鞭虫
Sunday, June 16, 2024
Friday, June 21, 2024
Saturday, May 13, 2023
Sunday, January 7, 2024
Friday, September 16, 2022
Friday, September 16, 2022
Monday, October 31, 2022
Friday, September 16, 2022
Monday, September 12, 2022