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Research on injured remaining trees and soil movement after thining
Development of hight quality exterior materials which considered enviroment
An efficiency evaluate for coloring of preservative treatment on wood
Seasonal occurrence of harmful insects in production facilities of Lentinula edodes sawdust-based cultivation
A study to understand occurrence of bark stripping damage by Japanese black bear (Ursus thibetanus japonicus) in coniferous plantations by using aerial photograph
Survey of decayed stumps after thining in Gunma Prefecture
Development of hybrid preservation timber that used Sugi in Gunma prefecture
Development of disease control methods of mushroom cultivation
Setting plate sampling in mashroom farmers facilities