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Analysis of bear behavior and damage of debarking trees,which occurred by two black bears (mother bear and her cub) in coniferous plantations and shoot movies
Investigation of graft cultivation of Koshiabura(Acanthopanax sciadophylloides) in the space in a wood
Effects of LED ligth on fruit body yield in Grifola frondosa
Survey of trees damaged by sugi borer(Semanotus japonicus) in Gunma Prefecture
Control test of sugi bark borer(Semanotus japonicus) by the sticky trap banding method
Examination of regenalation method of large diameter Konara(Quercus serrata Thunb.) forest
Investigation for the establishment of the cultivation technology of Koshiabura(Acanthopanax sciadophylloides)
Studies on the effective utilization of large diameter logs
The establisment of mushroom cultivation techniques which utilized the satoyama woodland