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作者:Haben Fesseha
来源:[J].Veterinary Medicine – Open Journal, 2019, Vol.4 (2)
摘要:Probiotics are live microbial feed supplements, which have an effect on the host animal by means of enhancing its intestinal microbial balance. A probiotic is a culture of a single bacterial strain, or a mixture of different strains, with the aim of eliminating the colonization o...
作者:Haben Fesseha
来源:[J].Veterinary Medicine – Open Journal, 2019, Vol.4 (2)
摘要:Non-surgical sterilization technique in animals is an ancient practice and dates back to 7000 BC. Surgical castration in animals has been applied for centuries to control the animal population, advance genetic selection, improve calmness of aggressive animals and mainly to e...
作者:Haben Fesseha
来源:[J].Public Health – Open Journal, 2019, Vol.4 (2)
摘要:Plastics are polymers of higher molecular mass of synthetic or semi-synthetic organic solids used as inputs for industries. Over the last few years, the need for biodegradable plastics has led to extended significance due to the extreme use of plastics and increasing pressure bei...

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