1.
Lactation is the final phase of the reproductive cycle of mammals.
泌乳是哺乳动物繁殖周期的最后阶段。
2.
Studies on Reproductive Cycle and the Physiological Function of Reproductive Endocrine in Carassius Auratus Red Variety;
红鲫繁殖周期与内分泌生理功能研究
3.
It is well established that how sows are fed in one phase of the reproductive cycle will affect productivity during subsequent phases.
众所周知，母猪在繁殖周期的某一阶段的饲喂策略将影响下一个阶段的生产性能。
4.
Length of Effective Buds and Subculture Cycle of Bud Micro-propagation in Eucalyptus
桉树微芽繁殖有效芽长度与继代周期的选择
5.
The objective of our study was to study the macromorphology of the reproductive organs through laparoscopy implemented during the anoestral season and in the stages of the sexual cycle through the breeding season.
研究目标是通过在非繁殖季节和繁殖季节的发情周期内利用腹腔镜研究生殖器官的宏观形态。
6.
(of animals that have several estrous cycles in one breeding season) in a period of sexual inactivity.
（指在一个繁殖期有几个发情周期的动物）不动情期。
7.
Time effect on the predator-prey Cycle in application of water bug for mosquito control.
时间对水螨捕食周期的影响及其在控制蚊繁殖螨的作用
8.
Effect of Photoperiod on Carcass, Reproduction Morphology, Hormone and Biochemical Parameters Changes;
不同光照周期对蛋鸡胴体、繁殖性状及血液激素和生化指标的影响
9.
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
10.
The Relationship between the Parental Care and Reproductive Success of the Falco Tinnunculus during the Breeding Period;
红隼繁殖期的双亲投入与繁殖成功的关系
11.
the periodic passage from one region to another for feeding or breeding.
为哺育或繁殖而周期性的从一个地区或一种气候移往另一个地区或另一种气候的活动。
12.
The scientific study of periodic biological phenomena, such as flowering, breeding, and migration, in relation to climatic conditions.
物候学，物候现象研究与气候条件有关的周期性生物现象的科学，如开花、繁殖和迁移
13.
Siraitia Grosvenorii Plantlets Grown Photoautotrophically in Response to Light Intensity and Photoperiod
无糖培养微繁殖条件下不同的光照强度和光周期对罗汉果试管苗的影响
14.
Studies on the Endocrine Cells of Adenohypophysis during Reproduction and Non-reproduction Period in Mullet and Crucian;
繁殖期与非繁殖期乌鳢、鲫鱼腺垂体内分泌细胞的研究
15.
Anatomical and Histological Studies of the Male Reproductive System of Centropus sinensis in Breeding Season
褐翅鸦鹃繁殖期雄性生殖系统的组织解剖观察
16.
The Intraspecific and Interspecific Relationships of Common Kestrel (Falco Tinnunculus) during the Breeding Period
红隼繁殖期种内关系和种间关系研究
17.
The Time Budget of Different Behaviors of Common Crane in Breeding Season in Captivity
笼养灰鹤繁殖期行为时间分配的研究
18.
The Bilogy of Ontogeny and Fecundity of Chouioia Cunea Yang
白蛾周氏啮小蜂个体发育及繁殖生物学的研究