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Analyses of Wind Damage Caused by Typhoon 200221 at Shelterbelts in Tokachi,Hokkaido
shelterbelt species stand age stand density thinning
2009/8/28
By analyzing the wind damage caused by the typhoon 200221 at shelterbelts of Tokachi in Hokkaido, it was found that tree species, orientation of shelterbelts, stand age, and species of windward sub-co...
Growth and Survival of Tall Tree Seedlings 6∼8 Years after Soil Scarification in Hokkaido
competition facilitation height growth scarification survival
2009/8/24
Scarification is widely conducted in northern Hokkaido to remove understory dwarf bamboos in degraded forests, and to replace it with tree species. We investigated height growth and survival during 6&...
Relationships between the Distribution and Site Conditions of Abies sachalinensis Seedlings, Saplings and Juveniles in Selection Cutting Stands of Natural Forests in Central Hokkaido,Japan
Abies sachalinensis, distribution characteristics, natural regeneration, selection cutting stand, site conditions
2009/8/24
We examined how site conditions in selection cutting stands of natural forests relate to the regenerate distribution of Abies sachalinensis, which is a main species of mixed conifer-broadleaved forest...
Influences of Forest Type,Topography,and Understory on Infiltration Rates in Eastern Hokkaido,Japan
Abies sachalinensis artificial disturbance conifer plantation Larix kaempferi forest road system
2009/8/24
The effects of forest type, topography, and understory vegetation on infiltration rates were investigated in the Tokoro and Abashiri River watersheds, in eastern Hokkaido. This study was performed in ...
Maintenance of forest road network by natural forest management in Tokyo University Forest in Hokkaido
forest road standard maintenance natural forest management selection cutting truck transport
2009/2/7
Forest road network in the Tokyo University Forest in Hokkaido plays an important role in selling low price trees, and has a key role in intensive forest management. Forest road network also contrib...