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
- The Treatments of Different Hormone on Oestrus Synchronization of Xinjiang Brown Cattle
不同激素处理新疆褐牛同期发情的试验 - Bactrian camels have their own reproductive physiological characteristics such as seasonal oestrus and ovulation inducement.
双峰驼具有独特的繁殖生理机能，是季节发情、诱导排卵的动物。 - 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 test group with PMSG and HCG were compared with the control group in the oestrus rate, conception rate and live farrowing rate.
试验比较了PMSG+HCG与对照组的发情率、受胎率、产仔率等繁殖性能指标。 - Oestrus behavior and insemination of weaning sows in summer were studied using infrared sensor system.
应用红外传感器系统研究了夏季断奶母猪发情行为与配种。 - 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。 - 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。 - Food with properly increased animal protein should be provided to those at oestrus or with nesting birds;
在发情和育雏期间应适当增加动物性蛋白饲料； - Oestrus was checked by means ofthe observing vulva and vaginal smear.
发情检查采用外阴观察并结合阴道涂片。