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
- 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 - Study on synchronization oestrus of reindeer
驯鹿同期发情的初步研究 - 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。 - Effect of implanting melatonin on the weight and oestrus of sheep
褪黑素埋植对绵羊体重和发情的影响 - 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。 - Effects of hormone dosage, interval time of hormone injection, oestrus period, season and temperature influenced on mouse superovulation were studied in this experiment.
分析了激素剂量、激素注射间隔时间、发情周期、季节和温度对小鼠超排效果的影响。 - 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%。 - 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。 - 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。