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
- So far 1801 oestrus cycles has been monitored.
本试验共监测了1801个发情周期。 - 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。 - Body Condition Score of Different Reproductive Types of Female Yak in Oestrus and Perinatal Period
不同繁殖类型的牦母牛在发情期和围产期的体况评分 - 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 - 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 - An Inquiry into the Oestrus Authentication And Timely Breeding Of Cows Research on Different Reproduction Hormone to Estrous Synchronization of Holstein
对奶牛的发情鉴定与适时配种的探讨不同生殖激素对奶牛同期发情效果的研究 - 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。 - 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。 - Synchronization Oestrus and Superovulation in Goat
山羊同期发情与超数排卵试验