问题:请阐述哺乳仔猪的主要生理特点及饲养管理中相应需要做好的环节。...
Friday, September 16, 2022
Friday, September 16, 2022
Thursday, May 9, 2024
问题:育肥猪和母猪在排尿后排出一些乳白色液体,猪精神食欲正常,是何原因...
Monday, September 12, 2022
Monday, September 12, 2022
Friday, September 16, 2022
Friday, July 7, 2023
问题:睾丸是雄性家畜的主要性器官,又叫雄性腺,它的主要功能是:()。...
Friday, September 16, 2022
Monday, September 12, 2022
问题:后备母猪第一胎膘情3怀孕92天,应该喂几公斤饲料?()...
Friday, September 16, 2022
问题:某养鸭场所养鸭陆续出现发病,临床表现为:病鸭食欲废绝,饮欲...
Monday, September 12, 2022
Tuesday, September 13, 2022
Tuesday, September 13, 2022
Monday, September 12, 2022
Monday, September 12, 2022
Friday, September 16, 2022
Friday, September 16, 2022
问题:插胃管时,正确插入食管不会出现哪种症状()。A、有吞咽动作,表现安静B、左侧颈静脉沟摸到胃管C、胃管后端接压扁的胶皮球迅速鼓气D、胃管后端浸入水中无气泡E、前送时稍感阻力...
Wednesday, October 11, 2023
Friday, September 16, 2022
Saturday, May 11, 2024