results showed that there were an obvious relationship among abomasum diseases with raising management , parities , milk yield , and onset period .调查结果表明:饲养管理、胎次、泌乳量、发病时期与真胃疾病有较大关系。
+abomasum mucosa
1 . 皱胃粘膜
abomasum mucosa is smooth , 13 ~ 16 spiral big fold in fundus glandregion mucosa. membrana mucosa is composed of simple columnar epithelium , membrana propria is well-developed hold by concentrated fundus gland. but the glandular vessel is very short .皱胃粘
+abomasum displacement
1 . 真胃移位
therapy of anemia secondary to abomasum displacement in cows ., 奶牛真胃移位继发贫血的治疗.