资源 标记: Psidium Guajava
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- Coccidiosis caused by Eimeria species is one of the major factors militating against profitable poultry production globally because of its serous economic consequences. Continuous and misuse of synthetic anticoccidial drugs over the years had led to the emergence of resistant Eimeria strains...
- Origin:The place of origin of the guava is uncertain, but it is believed to be an area extending from southern Mexico into or through Central America. It has been spread by man, birds and other animals to all warm areas of tropical America and in the West Indies.