Author's Organization:Institute of Agriculture and Forestry, University of Tsukuba Institute of Agriculture and Forestry, University of Tsukuba Forestry aud Forest Products Research Institute Institute of Agriculture and Forestry, University of Tsukuba Institute of Agriculture and Forestry, University of Tsukuba
Published: December 01, 1993Received: December 09, 1992Available on J-STAGE: April 18, 2008Accepted: September 06, 1993
Advance online publication: -
Revised: -