| 摘要 |
PROBLEM TO BE SOLVED: To raise culled chickens, having still sufficient egg laying performances and separated from cage poultry farming in a stressless state thereof and collect eggs. SOLUTION: A simple and strong poultry house is provided with an ovum collection room and a chicken run. A feed containing fresh wild grass, an oyster shell, a fish meal and grain wastes at 7:1:1:1 ratio of the fresh wild grass, oyster shell, fish meal and grain wastes is administered to take care of chickens with affection while thoroughly performing the energy saving. Thereby, the sufficiently profitable ovum collection is carried out. |
