estrus
A cow's estrus cycle averages 21 days.
母牛的发情周期平均为21天。
Of, relating to, or being in estrus.
动情期的，求偶期的动情期，与动情期有关的或处于动情期的
In cows and many other animals, the female is in estrus just before ovulation.
母牛和许多其他的雌性动物都正好是在排卵前发情。
The next estrus was delayed.
下一次发情推迟了。
The period of sexual inactivity that follows estrus.
后情期动情后的性不活跃期
When about 30 days after weaning,the piglet shows estrus sigh.
性成熟早,小母猪断乳后一个月有发情征状,3-4月龄初配。
During estrus, the female is fertile and will accept a male.
在发情期，母犬可以接受交配并且具有生育能力。
Estrus recurs at intervals of approximately six months until late in life.
从一个发情期至第二个发情期之间约为六个月。
PMSG preparation was applied to estrus induction of sows in four seasons.
应用PMSG制剂分别在不同季节对母猪进行了诱导发情研究。
Wild boars estrus nating pregnancy is in winter and farrowing in spring.
冬季发情配种，春季产仔。
The female dog reaches sexual maturity at 6-8 months of age, and has two estrus cycles per year.
母狗在6-8月达到性成熟,而且每年有二次发情期。
The female wolf reaches sexual maturity at 2-4 years and has one estrus cycle per year, in February or March.
母狼2-4年才达成性成熟而且每年只有一次发情周期,在每年的二月或三月。
Typically, it occurs about 1 to 2 months after estrus, or when the cat comes into heat.
母猫在进入发情期后的一到两个月，或者是开始发情时，特别容易出现这种病症。
Anestrus (absence of estrus) is not a disease but a sign of a variety of conditions.
乏情不是一种疾病,而是一种多方面的体态迹象。
The result suggested that OCE was able to indue luteolysis and estrus in infertile cows with PCL.
这些结果表明，复方缩宫素具有溶解黄体和诱导发情的作用。
Conclusion:We may establish a T.vaginitis mouse model by inoculating lactobacillus in vagina of estrus mouse.
结论:可以通过向小鼠阴道内植入乳杆菌，建立一个能模拟人类滴虫性阴道炎的小鼠模型。
Estrus: During this period, which also lasts approximately nine days, the female will accept the male and is fertile.
发情期：这段时期，同样持续约九天，母犬可以和公犬进行交配并受孕。
Anestrus (absence of estrus ) is not a disease but a sign of a variety of conditions.
乏情不是一种疾病，而是一种多方面的体态迹象。
An interval of sexual inactivity between two periods of estrus in mammals that breed cyclically.
非求偶期，不动情期周期繁殖的哺乳动物在两个求偶期之间的不动情期
Gilts should be inseminated only if they are 240 days of age and have had at least one prior estrus cycle.
只有在后备母猪达到240天并至少发情过一次这时方可配种。
Pandas become easily agitated when they enter estrus and it is necessary to separate them to prevent fights.
熊猫发情时易激动，为避免它们打架，园方决定让"团团"、"圆圆"分房而居。
The female hybrid can reach sexual maturity at any time between these two extremes, and can have one or two estrus cycles per year.
母混血儿能在这二种极端之间的任何时候达成性成熟,和每年有一次或者二次的发情期。
The staff from Mianning County said, after the good care from their staff, it is not in dangerous now, eat food, drink, and suppose to get estrus.
据来自冕宁的管理人员介绍，该猫经悉心照料，已经脱离生命危险，身体状况较好，能正常进食、喝水、排便，可能有发情迹象。
A female comes into estrus a week or two after giving birth and, if she is not fertilized then, again about a month later.
生产后的雌马会在1~2周后进入发情期，如果这段时间没有怀孕，大约一个月后会再发情一次。
Progesterone levels remain elevated for8 to10 weeks following estrus in order to thicken the lining of the uterus in preparation for pregnancy.
黄体酮的水平会在发情期之后的八到十周内持续增高，以加厚子宫内膜，从而为怀孕做准备。
Female-controlled embryos from high yield cows in America were transplanted to 648 scalper recipients of natural estrus under countryside condition.
从美国引进高产奶牛性控雌性胚胎,在农村条件下,选择自然发情的黄牛作受体,移植合格受体牛648头。
Bitches have their first estrus (also know as season or heat) after six months of age, although it can occur as late as 18 months to two years of age.
一些在母犬六个月龄后就会有第一次发情，有些则会迟至18个月甚至两岁。
If a dog to own the estrus period for the election of her husband masters, the eyes of a certain good, not anxious to lock.
如果自家的一条母獒到了发情期，主人为其选夫婿，看中某条好公獒，先别着急锁定。
Progesterone levels remain elevated for 8 to 10 weeks following estrus in order to thicken the lining of the uterus in preparation for pregnancy.
黄体酮的水平会在发情期之后的八到十周内持续增高，以加厚子宫内膜，从而为怀孕做准备。
Mares in estrus, the horse will occupy a site, not the invasion of foreign animals, but the after the other they will mix with zebra group.
在母马发情时，公马会占据一片地盘，不准外来动物入侵，但发情期过后它们又会随其它斑马群混在一起。
It can reduce incidence of endometritis and shorten estrus interval and raise reproductive efficiency for postpartum sow by preventive infusion.
给产后母猪预防性灌注,可降低子宫内膜炎的发病率,显著缩短母猪的发情间隔,提高母猪的产仔率。
Scaramuzzi RT,Davidson WG,Vanlook RFA.The effect of active immunization against androstenedione on estrus and ovulation in sheep[J].
王凤瑞,李文萍,董培基,等.新八一双羔素促进绵羊繁殖效率的研究[J].中国畜牧杂志,1990,26(2):3-4.
Results indicated that synchronization rate was 93.75% and estrus usable rate was 90.69% to recipient bovines introduced before 3.5 months.
结果显示，三个半月前引进的受体牛经过同期发情处理后，同期发情率93.75%，发情可用率90.69%；
Conclusion The effect of estrus induction used gradually increased diethylstilbestrol was better than that used constant dose.
结论隔天给药，逐渐加量乙烯雌酚组诱导发情的效果明显好于隔天给药，恒定剂量组乙烯雌酚组诱导发情的效果。
Even though there is no homosexual behavior( riding) like cows in horses, estrus detection in horses in easier than cows because of the longer duration of estrus.
* 不像牛有同性恋（牛骑母牛）对于马而言没有，马的发情（情持续5-7天）断不容易，因为发情持续期比牛（情持续18-19小时）。
Recently, giant panda Jin Zhu got estrus, and very bad fighting with other male pandas, her ear got hurt, with the treatment from the staff, it has already healed.
前段时间大熊猫锦竹发情期间因为自身特殊原因，与种公猫相互打架，导致耳朵很受伤。经过科研人员的精心治疗，现在耳朵已经痊愈。
Porcine parvovirus(PPV),a major cause of reproductive failure in swine,resulted in early embryonic death,fetal death,still births, and delayed return to estrus.
猪细小病毒（PorcineParvovirus，PPV）是一自主型细小病毒（Autonomousparvovirus），它是引起畸胎的主要因素之一。
On May 4, female giant panda Hua Mei got estrus; the researchers paired her with other male pandas, at the same time, the artificial insemination was used.
2005年5月4日，归国美女华美进入发情高峰期，科研人员正积极为其物色帅哥进行放对并将辅助实施人工授精。
Methods The method of cervical mucus crystallization was used to examine estrous and estrus cycle of mice exposed to chronic different As2O3 drinking water.
方法采用宫颈黏液结晶法对不同浓度慢性砷暴露小鼠动情周期和动情期进行检查。
Any of several steroid hormones produced chiefly by the ovaries and responsible for promoting estrus and the development and maintenance of female secondary sex characteristics.
雌激素一种主要由卵巢分泌的类固醇激素，用来刺激性交，形成和保持女性的第二性特征
Objective:To study morphological change of nitric oxide synthase（NOS） positive neurons of amygdala in the estrus cycle and following ovariectomy in female rat.
目的:探讨一氧化氮对大鼠杏仁核功能的影响,研究雌性大鼠不同动情周期及去势前后杏仁核内一氧化氮合酶(NOS)阳性神经元的表达变化。
Abstract : In order to improve the reproductive ability of Boer goats, two methods were applied to research the synchronous estrus and superovulation of Boer goats.
摘要 ： 为了提高波尔山羊繁殖力，应用两种处理方法对波尔山羊进行了同期发情及超数排卵研究。
It never ceases to amaze me how clever scientists can be in thinking up new research paradigms: Who would have ever thought of correlating cell phone calls with estrus cycles?
科学家的聪明总是令我惊讶，他们总能想出新的研究范式：什么时候谁能想到把打电话和发情周期联系起来？
Student-Newman-Keulls test showed that during thediestrus and proestrus the numbers of stained gonadotrophs were significantlygreater than those in estrus and metestrus (n = 12, P
用方差分析表明,间情期和动情前期受染色的细胞平均数目明显多于动情期和动情后期(n=12,P
Therefore,it is feasible to scheme of embryo transfer which superovulation was conducted in Taihang goats and synchronized estrus was induced in Boer goats and Tangshan milk goats at non-breeding season.
CIDR+PMSG组对布尔山羊同步发情,受体妊娠率为60%水平. 因此,在非繁殖季节对太行山羊采用CIDR+FSH+LH法超数排卵和以布尔山羊及唐山奶山羊为受体分别用CIDR+PMSG和CIDR+FSH同步发情来进行胚胎移植的技术方案是可行的.
Eighty five Boer goat donors were superovulated in the 7 the peasant households ,the percentage of donor synchronous estrus was 97.65%(83/85),and efficient donor ratio was 83.53%(71/85).
超然7个农户85只波尔山羊供体,供体同期发情率为97.65%(83/85),有效供体比例占83.53%(71/85)。
Superovulation was conducted in 48 individuals of the Taihang goats and synchronized estrus was induced by associated hormones and CIDR methods in 40 individuals of the Boer goats and 120 individuals of the Tangshan milk goats.
对48只太行山羊(供体羊)、40只布尔山羊和120只唐山奶山羊(受体羊)进行了同期发情、超数排卵和胚胎移植试验.
The results showed as follows:1)It was applied synchronized estrus in Boer goats and Tangshan milk goats to the CIDR+PMSG and CIDR+FSH groups respectively,which the percentage of effective estrus is 75% and 73% respectively.
试验结果表明:CIDR+PMSG组对布尔山羊同期发情,有效发情率为75%; CIDR+FSH组对唐山奶山羊同期发情,有效发情率为73%;
The results showed that it can achieve a better result that the mean number of viable embryo was 11.50~18.91 when donors were superovulated from the day of 12th to 17th in estrus period.
结果表明,在供体发情周期12~17天中任一天开始超排均能取得较好的超排效果,可用胚平均数为11.50~18.91。
The results showed that the incidence of estrus synchronization was similar (P>0.05) between two MAP-treated groups and occurred in 62.5%( 5/8) and 75%( 6/8) of the musk deer received 10 mg and 20 mg MAP, respectively.
结果表明,MAP高(20mg/头)与低(10mg/头)2个剂量处理组母麝同期发情率之间差异不显著(P>0.05),分别为62.5%(5/8)和75%(6/8);