交配

These results indicate that the female pleonal expansion has a strong relation to reproductive activities of females and can be applied as a morphological criterion for selecting females being able to mate.

结果表明，雌蟹腹部的变宽与雌蟹生殖活动有着强烈的相关性，并且可以作为选择具有交配能力的雌蟹的形态标准。

Therefore it is feasible to apply the two to accurate determination of mating types in Pleurotus ostreatus .

因此，将两者用于糙皮侧耳交配型的准确鉴定是可行的。

Eleven of the twenty nine pseudopregnant recipient mice became gestation and fifty five offspring were produced.

将 16 只首建者小鼠分别与非转基因鼠交配，共获得 F1 代仔鼠 157 只。应用PCR 方法对 F1 代小鼠进行检测，结果首建者1 号母鼠所生的6 只仔鼠中有3 只为阳性。

Six hundred ova were transfered into twenty-nine pseudopregnant recipients. Fifty-five offspring were born from the ova mircroinjected with the Bcl-2 fragment expression cassette.Twelve of them were proved to be gene integration positive by PCR .Four founder mice,two male and two female ,were further confirmed to be transgenic by Southern hybridization.

用BglII+SalI+PvuI三酶切pWBS和用BglII+BamHI双酶切pWCS，分别回收并纯化3.0kb的基因片段WAP-Bcl-2-SV40polyA和3.5kb的基因片段WAP-c-myc-SV40poly，作为目的基因，通过受精卵显微注射技术，分别导入C57BL／6J雌鼠与DBA／2J雄鼠交配的F1代小鼠受精卵的雄原核中，各注射约1000枚，将存活的受精卵各600枚分别移植至29只假孕母鼠输卵管壶腹部内。

Differences among larval durations were significant, while no significant difference in pupal duration were detected.

喂 10 %蜂蜜时，雌蛾寿命、交配率和产卵量在四个幼虫食料组之间没有显著差异。

Adults are capable of copulating immediately upon emergence from the pupal stage.

成虫羽化后立即具有交配能力。

Healthy kunming mice mate to produce embryo. sacifice prognant mice at 14dpc, make preparation of fetal liver and born marrow. then proceed 40%-70% percoll gradient seperation to obtain nucleated erythroid cells. resuspend the purified erythroid cells in DMEM medium without serum, adjust cell concentration to 5×10〓.

正常健康昆明小鼠交配，待胚胎发育至14天时，处死怀孕母鼠，取胎鼠肝脏，用另一组成年小鼠制备骨髓；然后应用40％-70％Percoll梯度分离法分离胎肝和骨髓中的有核红细胞，纯化后的细胞用无血清DMEM培养基悬浮，调整细胞浓度为5×〓／ml。

Roughhousing with pasture mates and running off excess energy seem like the most at risk times for injury.

roughhousing与牧场交配和运行小康过剩的能量似乎一样，最危险的时代损伤。

The artist started crossing breeds of chicken from different countries. The Silkie is the 14th species/country included in the project. Others are: Belgium, France, Germany, Thailand, Russia, The United States, England, Holland, Brasil, Turkey, Italy, Cuba and Mexico.

他使用来自不同国家的鸡种进行交配，现已成功孕育出第14代鸡种Silkie，包含了来自14个国家的基因（其他国家包括比利时、法国、德国、泰国、俄罗斯、美国、英国、荷兰、巴西、土耳其、意大利、古巴和墨西哥）。

Slewing bearings are generally bolted directly to their mating components.

回转支承一般螺栓直接与他们交配的组件。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。