1. a Soil Biology Laboratory, Department / Study Program of Soil Science, Faculty of Agriculture , Sebelas Maret University , JI. Ir Sutami No. 36A Kentingan Surakarta, Jawa, Tengah , 57126 , Indonesia
2. b Graduate School of Bioagricultural Sciences , Nagoya University , Nagoya , 464-8601 , Japan
3. c Aichi-ken Anjo Research and Extension Center , Anjo , 446-0073 , Japan