Author's Organization:MSDRL-Japan:National Animal Health and Production Institute Project, JICA MSDRL-Japan Shiga Animal Conservation and Control Center Shiga Animal Conservation and Control Center
Published: April 15, 1991Received: August 31, 1990Available on J-STAGE: February 15, 2008Accepted: December 21, 1990
Advance online publication: -
Revised: -