Author's Organization:First Research Division, National Institute of Animal Health Saga Prefectural Chubu Livestock Service Center Kagoshima Agricultural Mutual Aid Association Institute of Parasitology and Hygiene
Published: August 15, 1991Received: November 07, 1990Available on J-STAGE: February 15, 2008Accepted: April 11, 1991
Advance online publication: -
Revised: -