Author's Organization:Tohoku Regional Agricultural Administration Office Faculty of General Educations, Utsunomiya University Faculty of Education, Fukushima University Saito Ho-on Kai Museum of Natural History
Published: August 15, 1984Received: September 12, 1983Available on J-STAGE: April 11, 2008Accepted: May 10, 1984
Advance online publication: -
Revised: -