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Changes in boar semen with a high and low level of morphologically abnormal spermatozoa
boars semen quality morphological analysis spermatozoa different development
2015/6/1
The aim of the paper was to find out the level of changes in the sperm quality in two groups of boars in the insemination (A and B) with diametrically different contents of morphologically abnormal sp...
Current Level of Reproductive Performances in Japanese Black Cows
Reproductive Performances Effects on Performances Japanese Black Cows
2016/4/11
A set of 313,169 reproduction records of Japanese Black cows calving between 1987 and 1996 were collected in nation widely Japan to investigate the current level of reproductive performances and the f...