Data Set Citation:
When using this data, please cite the data package:
Tomakomai Experimental Forest .
tree census, long-term permanent plot No.328 (compartment 339), Tomakomai Experimental Forest, Hokkaido, census in 1991
JaLTER-Tomakomai.139.1 (https://db.cger.nies.go.jp/JaLTER/metacat/metacat/JaLTER-Tomakomai.139.1/jalter-en)
General Information:
Title:tree census, long-term permanent plot No.328 (compartment 339), Tomakomai Experimental Forest, Hokkaido, census in 1991
(ja) 毎木調査,長期観察林328号(339林班),苫小牧研究林,北海道,1991年調査
Identifier:JaLTER-Tomakomai.139.1
Abstract:
In Hokkaido University, Tomakomai Experimental Forest, compartment 339, the dynamics of Natural forest were investigated at stands. In 1991, a tree census with an area of 0.20 ha (40 m x 50 m) was established. At the 1st census, we measured Diameter at breast height (DBH) . After the 2nd time, we measured Girth at breast height (GBH) at 5-year intervals (10-year intervals for the 1st and 2nd times). Besides, There are multiple years of logging records in compartment 339(1956, 1969, 1970, 1977, 1980, 1989). (ja) 北海道大学苫小牧研究林339林班天然林の動態を調査した。1991年に面積0.20 ha (40m×50m)の調査区が設置された。調査間隔は1,2回目は13年間隔、2, 3回目は6年間隔、4回目以降は5年間隔で実施した。調査項目は1, 2回目は胸高直径を、3回目調査以降は胸高周囲長を計測した。また、調査区の立地する339林班では複数年にわたって伐採の履歴が存在する(1956・1969・1970・1977・1980・1989)。
Keywords:tree census / 森林調査(しんりんちょうさ):
  • long-term permanent plot
    (ja) 長期観察林(ちょうきかんさつりん)
  • tree census
    (ja) 毎木調査(まいぼくちょうさ)
study site / 調査サイト:
  • compartment 423
    (ja) 423林班
  • Tomakomai
    (ja) 苫小牧
  • Hokkaido
    (ja) 北海道
forest type / 森林タイプ:
  • Natural forest
    (ja) 天然林
Data Table, Image, and Other Data Details:
Metadata download: Ecological Metadata Language (EML) File
Data Table:Tomakomai-no328_19911024.csv / Tomakomai-no328_19911024.csv ( View Metadata | Download File download)

Involved Parties

Data Set Owners:
Individual: Tomakomai Experimental Forest (ja) 苫小牧研究林(とまこまいけんきゅうりん)
Organization:Field Science Center for Northern Biosphere, Hokkaido University
(ja) 北海道大学北方生物圏フィールド科学センター
Address:
Takaoka,
Tomakomai, Hokkaido 053-0035 Japan
(ja) 日本 053-0035 北海道(ほっかいどう) 苫小牧市(とまこまいし)
(ja)字高丘(あざたかおか)
Phone:
+81-144-33-2171 / 0144-33-2171 (voice)
Phone:
+81-144-33-2173 / 0144-33-2173 (fax)
Email Address:
tomak@fsc.hokudai.ac.jp
Web Address:
http://www.hokudaiforest.jp
Data Set Contacts:
Individual: Tomakomai Experimental Forest (ja) 苫小牧研究林(とまこまいけんきゅうりん)
Organization:Field Science Center for Northern Biosphere, Hokkaido University
(ja) 北海道大学北方生物圏フィールド科学センター
Address:
Takaoka,
Tomakomai, Hokkaido 053-0035 Japan
(ja) 日本 053-0035 北海道(ほっかいどう) 苫小牧市(とまこまいし)
(ja)字高丘(あざたかおか)
Phone:
+81-144-33-2171 / 0144-33-2171 (voice)
Phone:
+81-144-33-2173 / 0144-33-2173 (fax)
Email Address:
tomak@fsc.hokudai.ac.jp
Web Address:
http://www.hokudaiforest.jp
Associated Parties:
Individual: Tomakomai Experimental Forest (ja) 苫小牧研究林(とまこまいけんきゅうりん)
Organization:Field Science Center for Northern Biosphere, Hokkaido University
(ja) 北海道大学北方生物圏フィールド科学センター
Address:
Takaoka,
Tomakomai, Hokkaido 053-0035 Japan
(ja) 日本 053-0035 北海道(ほっかいどう) 苫小牧市(とまこまいし)
(ja)字高丘(あざたかおか)
Phone:
+81-144-33-2171 / 0144-33-2171 (voice)
Phone:
+81-144-33-2173 / 0144-33-2173 (fax)
Email Address:
tomak@fsc.hokudai.ac.jp
Web Address:
http://www.hokudaiforest.jp
Individual: staff room of Forest Research Station (ja) 森林圏統括管理部(しんりんけんとうかつかんりぶ)
Organization:Field Science Center for Northern Biosphere, Hokkaido University
(ja) 北海道大学北方生物圏フィールド科学センター
Address:
Kita-9, Nishi-9, Kitaku,
Sapporo, Hokkaido 060-0809 Japan
(ja) 日本 060-0809 北海道(ほっかいどう) 札幌市(さっぽろ)
(ja)北区北9西9
Phone:
+81-11-706-3651 / 011-706-3651 (voice)
Phone:
+81-11-706-3450 / 011-706-3450 (fax)
Email Address:
shinrin@fsc.hokudai.ac.jp
Web Address:
https://www.hokudaiforest.jp/

Data Set Characteristics

Geographic Region:
Geographic Description:Long-term permanent Plot No.01. Point "a". / 杭a
Bounding Coordinates:
West:  141.6320037  degrees
East:  141.6320037  degrees
North:  42.67527234  degrees
South:  42.67527234  degrees
Geographic Region:
Geographic Description:Long-term permanent Plot No.01. Point "b". / 杭b
Bounding Coordinates:
West:  141.6320854  degrees
East:  141.6320854  degrees
North:  42.67492834  degrees
South:  42.67492834  degrees
Geographic Region:
Geographic Description:Long-term permanent Plot No.01. Point "c". / 杭c
Bounding Coordinates:
West:  141.6314544  degrees
East:  141.6314544  degrees
North:  42.67501067  degrees
South:  42.67501067  degrees
Geographic Region:
Geographic Description:Long-term permanent Plot No.01. Point "d". / 杭d
Bounding Coordinates:
West:  141.6314341  degrees
East:  141.6314341  degrees
North:  42.67539301  degrees
South:  42.67539301  degrees
Time Period:
Date:
1991-10-24
Time Period:
Date:
2001-11-07
Time Period:
Date:
2006-10-16
Time Period:
Date:
2011-10-11
Time Period:
Date:
2016-10-18
Time Period:
Date:
2021-10-13
Taxonomic Range:
Taxonomic System:
Classification Citation:
Title:Y List, standard scientific name
(ja) 「BG Plants 和名−学名インデックス」 (YList) Y List、標準学名
Author(s):
Individual: Yonekura, Kajita (ja) 米倉 浩司, 梶田 忠 / Yonekura, Kajita
BOOK:
Publisher:
Organization:http://www.ylist.info/
(ja) http://www.ylist.info/
ID Name:
Organization:Unknown
Procedures:Unknown
Classification:
Rank Name:Species
Rank Value:Quercus crispula Blume
Common Name:ミズナラ
Classification:
Rank Name:Species
Rank Value:Aria alnifolia (Siebold et Zucc.) Decne.
Common Name:アズキナシ
Classification:
Rank Name:Species
Rank Value:Cerasus sargentii (Rehder) H.Ohba
Common Name:エゾヤマザクラ
Classification:
Rank Name:Species
Rank Value:Magnolia obovata Thunb.
Common Name:ホオノキ
Classification:
Rank Name:Species
Rank Value:Chengiopanax sciadophylloides (Franch. et Sav.) C.B.Shang et J.Y.Huang
Common Name:コシアブラ
Classification:
Rank Name:Species
Rank Value:Acer amoenum Carrière var. matsumurae (Koidz.) K.Ogata
Common Name:ヤマモミジ

Sampling, Processing and Quality Control Methods

Step by Step Procedures
Step 1:
Description:

Location / 位置

The tree census plot is located in compartment 339 of Tomakomai Experimental Forest. The area of the tree census is 0.20 ha (40m x 50m).
(ja) 調査地は苫小牧研究林第339林班に位置する。調査区の面積は0.20 ha(40m×50m)である。

Step 2:
Description:

Target to measure / 測定対象

The target trees were 10 cm or more in diameter at breast height (1.3 m).
(ja) 胸高直径10cm以上を対象とした。

Step 3:
Description:

Species / 樹種名

Species of the targeted trees were recorded
(ja) 測定対象木の樹種を記録した。

Step 4:
Description:

Girth at breast height, Diameter at breast height / 胸高周囲長(きょうこうしゅういちょう),胸高直径(きょうこうちょっけい)

Before 1999, diameter at breast height (DBH: 1.3 m above ground) was measured with a caliper (2 cm unit). Since 1999, girth at breast height (GBH: 1.3 m above ground) was measured with a steel tape and converted into diameter.
(ja) "1999年以前の調査では、測定対象木の胸高直径(地上1.3m)を、輪尺(りんじゃく)を用いて1cm括約で計測した。 1999年調査から、胸高周囲長(地上1.3mで測定)をスチールメジャーを用いて計測し、その値を胸高直径に換算した。"

Instrument(s): caliper (2 cm unit), steel tape / 輪尺(1998年以前),コンベックス(1999年以降)
Step 5:
Description:

Survival / 生枯(せいこ)

Survival or death of the individual was visually measured.
(ja) 測定対象木の生死を確認した。

Step 6:
Description:

Shortage of wood / 欠点(けってん)

Shortage of wood of the targeted trees was measured. Description of wood damage: broken, fallen, fungal-damaged, insect-damaged, frost crack, bent, bifurcated, unavailable (as timber).
(ja) 測定対象木を木材として利用した場合の欠点を記録した。記載内容:折れ、倒れ、菌害木(きんがいぼく)、虫害木(ちゅうがいぼく)、凍裂木(とうれつぼく)、曲がり、二叉(ふたまた)、採材不能(さいざいふのう。木材として使用不可能)。

Data Set Usage Rights

This dataset is provided under a Creative Commons Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0; https://creativecommons.org/licenses/by-nc/4.0/deed.en). Data users should acknowledge as follows in any publications where the dataset contributed to its content: "Data for XXX was provided by Field Science Center for Northern Biosphere, Hokkaido University". Data users will notify the Data Set Contact when any publication based on or derived from the Data Set is distributed.
(ja) データの利用は、クリエーディブ・コモンズの非営利4.0国際に従って提供します (CC BY-NC 4.0; https://creativecommons.org/licenses/by-nc/4.0/deed.ja)。公表にあたっては、データの出典を謝辞等に明記するとともに、成果品および利用報告を提出してください。
Access Control:
Auth System:JaLTER
Order:allowFirst
Allow: [read] public
Metadata download: Ecological Metadata Language (EML) File