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Comparison of Selection and Mating Systems for Maintenance of Closed Poultry Lines Using Several Breeding Cages
closed line effective population size inbreeding coefficient mating selection
2009/7/30
In a typical maintenance plan of closed poultry lines, breeding individuals are divided into several groups each with one male and several females. The groups are put into different breeding cages and...
Ram Mating Behaviour under Different Social Conditions
Mating Ram Social Condition Ejaculation Mount
2016/4/25
The present study was conducted to investigate the attributes of ram sexual behaviour under different social conditions. Six intact rams and eight overiectomized ewes were used in this experiment. Ewe...
STIMULATION OF SEXUAL REFLEXES OF ABORIGINAL RAM BREEDS DURIN THE NON – MATING SEASON
sexual activity and reflexes semen
2010/12/1
The aim of the present study is to induce the sexual activity and to attain ejaculation during non-mating season in aboriginal ram breeds bred in Bulgaria. The possibility is discussed to use these ra...
Mating and Incidental Activities of Ram (Ovis aries) When Exposed to Ewe(s) and Competitor Ram in Pen Mating Condition
Ram Behaviour Dominant Guarding Audience Ewe
2016/4/19
An attempt was made to analyze the factors affecting mating performance of rams in pen mating systems. Due to many types of social interactions, mating performance of rams may decrease or increase. Si...