A study of farm biosecurity and egg sanitation of the friendly layer production system in Taiwan
碩士 === 國立嘉義大學 === 動物科學系研究所 === 103 === Due to the global trend in the animal welfare for laying hens, some egg farms had changed the conventional cage system to the friendly non-cage system in Taiwan. However, the levels of pathogens contamination under friendly layer production system is an importa...
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Format: | Others |
Language: | zh-TW |
Online Access: | http://ndltd.ncl.edu.tw/handle/81985133036980859238 |