Permalink : http://hdl.handle.net/2115/60440

KEYWORDS : 鶏卵生産

In this paper we examine company A, which is an industrial livestock producer in Hokkaido, and cooperative B, which is a specialized agricultural cooperative in Kagoshima consisting of small-scale poultry farmers, and reveal their characterisitics of development. The result show that company A has improved its productive efficency by building or purchasing some large-scale poultry farms. On the other hand cooperative B has developed through strengthening vertical integration.