- optimum period of insemination
- 受精适期
English-Chinese Dictionary of Agriculture (英汉农业大词典). 2013.
optimum period of insemination
Look at other dictionaries:
Infertility — See also: Female infertility, Male infertility, and Sterility (physiology) Infertility Classification and external resources ICD 10 N46, N97.0 … Wikipedia
livestock farming — Introduction raising of animals for use or for pleasure. In this article, the discussion of livestock includes both beef and dairy cattle, pigs (pig), sheep, goats (goat), horses (horse), mules (mule), asses, buffalo, and camels (camel … Universalium
Conception device — A conception device is a medical device which is used to assist in the achievement of a pregnancy, often, but not always, by means other than sexual intercourse or NI. This article deals exclusively with conception devices for human reproduction … Wikipedia
Semen — For other uses, see Semen (disambiguation). Human semen in a petri dish. Semen is an organi … Wikipedia
Cryopreservation — of plant shoots. Open tank of liquid nitrogen behind … Wikipedia
reproductive behaviour — In animals, any activity directed toward perpetuation of a species. Sexual reproduction, the most common mode, occurs when a female s egg is fertilized by a male s sperm. The resulting unique combination of genes produces genetic variety that… … Universalium
Life Sciences — ▪ 2009 Introduction Zoology In 2008 several zoological studies provided new insights into how species life history traits (such as the timing of reproduction or the length of life of adult individuals) are derived in part as responses to… … Universalium
reptile — reptilelike, adj. reptiloid /rep tl oyd /, adj. /rep til, tuyl/, n. 1. any cold blooded vertebrate of the class Reptilia, comprising the turtles, snakes, lizards, crocodilians, amphisbaenians, tuatara, and various extinct members including the… … Universalium
