"Shichen" is a timing unit in ancient China and an old Chinese way of dividing a day. Based on the time of sun rise, the traditional Chinese people divided a day which has 24 hours into 12 segments. These segments with each having two hours are called 'Shichen' in Chinese. Each two...
This extraordinary quantity is equivalent to the production of 4.3 rabbits over the course of a year. The cost for maintaining laying hens are also lower than those for mammals such as rabbits [20]. Therefore, egg yolk offers a more hygienic, cost-efficient, convenient and rich source of ...
A hen can be considered as a small "factory" for antibody production. One hen can produce more than 22.5 g of total IgY per year of which 2 to 10 % are specific antibodies [14]. This extraordinary quantity is equivalent to the production of 4.3 rabbits over the course of a year. The...
Number of days to “X” animal $ cost/unit weight gain % of yield of target size product (shrimp tails, fillet, etc.) $ profit/unit production biomass Return on investment Cycles per year $ of feed/unit weight of $ of feed/$ of biomass Total harvest biomass production % of animals in...