oestrus
英 [ˈiːstrəs]
美 [ˈestrəs]
n. (雌性动物的)动情期
BNC.47655
牛津词典
noun
- （雌性动物的）动情期
a period of time in which a female animal is ready to have sex
英英释义
noun
- applies to nonhuman mammals: a state or period of heightened sexual arousal and activity
双语例句
- When gilts or sows enter oestrus in their reproductive cycles ( about 21 days long) they are ready to be bred.
小母猪和大母猪的发情期大概是21天，这是她们的生理循环周期。 - Study on synchronization oestrus of reindeer
驯鹿同期发情的初步研究 - Development of a computer system for monitoring oestrus of dairy cattle
奶牛发情计算机监测系统研究与开发 - Effect of Implant of Melatonin on the Weight Increasing and Oestrus of Sheep
褪黑素埋植对非繁殖季节绵羊发情和血浆中激素的影响 - In this paper a microprocessor controlling infra-red detecting system were successfully developed and used to recognize the oestrus of sow.
该文介绍了采用微处理器控制的红外监测系统自动识别母猪的发情。 - Animal experimental results showed LRSDB could promote the follicular development and make endometrium changes in each oestrus, and restrain hyperplasia of mammary gland.
动物实验证明能促进卵泡发育，使子宫内膜出现各动情周期的变化，抑制乳腺腺体增生。 - The oestrus rate of ewe was1000%; the conception rate was70%; the rate of lambing was114.%.
母羊发情率为100%，受胎率70%，母羊产羔率114.3%。 - The Problem that the Detection of cow oestrus is difficult in detecting is one of all the Problems.
当前我国奶牛养殖存在着各种各样的问题，其中奶牛发情检测难就是其中之一。 - The concentration of LH arrived at the highest value on the day of oestrus and decreased gradually after that day.
促黄体素的含量在发情当日达到最高值以后逐渐下降。 - The trial period persisted from ablactation last time to next oestrus in sows.
试验期为母猪的上次断奶始至下次断奶发情止。