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Showing results 21 to 33 of 33
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TypeAuthor(s)TitleOther TitlesCitationCitation(alt)Issue Date
bulletin (article)早柏, 慎太郎; 吉田, 俊也雨龍研究林における近年の育林事業 : 表土戻しによる天然更新補助作業とNPO法人との連携Silvicultural activities in recent years in the Uryu Experimental Forest : soil replacement after scarification and a cooperation with NPO北方森林保全技術Technical report for boreal forest conservation of the Hokkaido University Forests26-Nov-2010
bulletin (article)上浦, 達哉; 秋林, 幸男; 吉田, 俊也; 竹田, 哲二; 中嶋, 潤子; 鷹西, 俊和; 早柏, 慎太郎; 林業技能補佐員雨龍研究林のプロジェクト研究と研究林運営Forest management and research project in the Uryu Experimental Forest北方森林保全技術Technical report for boreal forest conservation of the Hokkaido University Forests31-Oct-2004
bulletin (article)小塚, 力; 吉田, 俊也; 内海, 俊介; 坂井, 励; 平野, 祐也; 間宮, 渉; 守田, 英明; 山ノ内, 誠; 森林技能職員階段地拵え地の更新状況についてNatural regeneration on steep slopes using stepped site preparation technique北方森林保全技術Technical report for boreal forest conservation of the Hokkaido University Forests17-Feb-2017
bulletin (other)坂井, 励; 吉田, 俊也刈り払い機による人力掻き起こしとササ地下茎の切断が天然更新に及ぼす効果(要旨)-北方森林保全技術Technical report for boreal forest conservation of the Hokkaido University ForestsFeb-2019
bulletin (article)中嶋, 潤子; 吉田, 俊也; 市川, 一樹木フェノロジーと気象の関係 : 雨龍研究林の9年間の観測からLeaf phenology of four tree species in relation to climatic conditions : results from the monitoring over 9-years in Uryu Experimental Forest北方森林保全技術Technical report for boreal forest conservation of the Hokkaido University Forests30-Nov-2007
bulletin (article)吉田, 俊也森林認証制度と施業Scope and advantage of the Forest Stewardship Council (FSC) and its application for forest management北方森林保全技術Technical report for boreal forest conservation of the Hokkaido University Forests2-Oct-2000
bulletin (article)吉田, 俊也; 小宮, 圭示大面積試験林における毎木位置測量についてOn tree position measurement in a large experiment forest北方森林保全技術Technical report for boreal forest conservation of the Hokkaido University Forests11-Nov-2005
bulletin (article)吉田, 俊也長期計画部門研究課題の到達点と今後の展開 : 地域資源管理学部門Achievements of a long-term study on the research group of regional resources management and future studies北方森林保全技術Technical report for boreal forest conservation of the Hokkaido University Forests28-Nov-2001
bulletin (article)坂井, 励; 吉田, 俊也; 小塚, 力; 高木, 健太郎; 岸田, 治; 片山, 昇; 高橋, 廣行; 浪花, 愛子; 伊藤, 欣也; 実吉, 智香子; 五十嵐, 満; 和田, 克法; 大岩, 敏昭; 永井, 義隆; 古和田, 四郎; 小池, 義信; 椿本, 勝博; 大岩, 健一; 佐藤, 博和; 宮崎, 徹; 大岩, 真一; 岡, 翼天然更新によるトドマツ人工林複層林化への試み : 鋸谷式間伐と樹冠下掻起しの実践Conversion of an Abies sachalinensis Masters planted forest into a multi-layered forest using natural regeneration : Application of the Ogaya method thinning with soil scarification北方森林保全技術Technical report for boreal forest conservation of the Hokkaido University Forests23-Mar-2015
bulletin (article)中嶋, 潤子; 吉田, 俊也; 上浦, 達哉; 竹田, 哲二; 阿部, 一宏; 高橋, 廣行; 鷹西, 俊和; 柴田, 英昭; 小澤, 恵天然生林復元技術の開発と北方自然景観の創造と開発Development of efficient restoration technique for natural regeneration of forest ecosystems and its application to landscape management北方森林保全技術Technical report for boreal forest conservation of the Hokkaido University Forests28-Nov-2001
bulletin (article)中嶋, 潤子; 吉田, 俊也; 竹田, 哲二; 上浦, 達哉; 鷹西, 俊和; 早柏, 慎太郎; 秦, 寛; 伊賀, 曜子北海道和種馬放牧試験地と掻起し試験地における初期の更新状況の比較An evaluation of early stage regeneration between the site used for grazing Japanese horses in Hokkaido and scarified site北方森林保全技術Technical report for boreal forest conservation of the Hokkaido University Forests26-Dec-2003
bulletin (article)間宮, 渉; 山崎, 遥; 吉田, 俊也北方林の掻起し・表土戻し施業において表土の堆積期間の違いが植生回復に及ぼす影響(要旨)-北方森林保全技術Technical report for boreal forest conservation of the Hokkaido University ForestsDec-2019
bulletin (article)鷹西, 俊和; 吉田, 俊也; 上浦, 達哉; 阿部, 一宏; 原, 臣史; 柴田, 英昭; 小澤, 恵無立木地における森林再生技術Forest ecological techniques for restoration of un-stocked area in northern Japan北方森林保全技術Technical report for boreal forest conservation of the Hokkaido University Forests2-Oct-2000
Showing results 21 to 33 of 33
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