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Article type: Cover
1988 Volume 32 Issue 2 Pages
Cover1-
Published: December 31, 1988
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Article type: Cover
1988 Volume 32 Issue 2 Pages
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Article type: Bibliography
1988 Volume 32 Issue 2 Pages
Misc1-
Published: December 31, 1988
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Article type: Bibliography
1988 Volume 32 Issue 2 Pages
Misc2-
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K. Arimitsu
Article type: Article
1988 Volume 32 Issue 2 Pages
113-
Published: December 31, 1988
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Hisao FURUKAWA
Article type: Article
1988 Volume 32 Issue 2 Pages
114-126
Published: December 31, 1988
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The surrounding hills have Plio-Pleistocene formation of mangrove mud, and several marine terraces at different height of 50 ft, 100 ft, and 150 ft. These marine terraces comprise sand deposits, and are covered by giant podzol having thick white sand and iron-humus illuviated horizon. Based on the field observations, geomorphic history of the Baram-Belait river basin was reconstructed. Older peat developed on sand ridges, and younger peat developed on mangrove muds.
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Naoto ISHIZAKI, Susumu OKITSU
Article type: Article
1988 Volume 32 Issue 2 Pages
127-137
Published: December 31, 1988
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A relationship between forest structure and surface soil erosion was examind in 30 valley heads in the Kasumi-Kita Hills, western part of Tokyo. The forest structure of the valley heads was classified into three types based on the degree of the development of shrub layer: well-developed type, slightly-developed type, and lacking for shrub layer type. Soil erosion activity in the surface of the valley heads was divided into three types : actively-eroded surface, moderately-eroded surface, and non-eroded surface. The distribution of the forest structure types corresponded well with the distribution of soil erosion activity; well-developed type standed on non-eroded surface which occupied the upper part of the valley head, while lacking for shrub layer type appeared on actively-eroded surface which occupied the lower or bottom part of the valley head. Those relationships suggest that the development of the shrub layer is affected by the surface soil erosion; active soil erosion results in lacking for soil materials, and prevents tree seedings from establishment because of lacking for soil materials. From the age sensus of canopy trees, erosion activity in the Kasumi-Kita Hills is supposed to have started dozens of years before.
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K. Yonebayashi
Article type: Article
1988 Volume 32 Issue 2 Pages
138-150
Published: December 31, 1988
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Nobuyuki NAKAI, NAKAMURA
Article type: Article
1988 Volume 32 Issue 2 Pages
151-164
Published: December 31, 1988
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Yoji AMANO
Article type: Article
1988 Volume 32 Issue 2 Pages
164-181
Published: December 31, 1988
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Kan-ichi SAKAGAMI
Article type: Article
1988 Volume 32 Issue 2 Pages
181-188
Published: December 31, 1988
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Renzo KONDO
Article type: Article
1988 Volume 32 Issue 2 Pages
189-203
Published: December 31, 1988
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Shigeru ARAKI
Article type: Article
1988 Volume 32 Issue 2 Pages
203-210
Published: December 31, 1988
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Shizuo NAGATSUKA
Article type: Article
1988 Volume 32 Issue 2 Pages
210-212
Published: December 31, 1988
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Ichiro YAMADA
Article type: Article
1988 Volume 32 Issue 2 Pages
212-214
Published: December 31, 1988
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Sei-ichiro TSUJI
Article type: Article
1988 Volume 32 Issue 2 Pages
215-216
Published: December 31, 1988
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Ryunosuke HAMADA
Article type: Article
1988 Volume 32 Issue 2 Pages
217-218
Published: December 31, 1988
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I. Kanno
Article type: Article
1988 Volume 32 Issue 2 Pages
219-226
Published: December 31, 1988
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T. Asami
Article type: Article
1988 Volume 32 Issue 2 Pages
227-231
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K. Matsui
Article type: Article
1988 Volume 32 Issue 2 Pages
232-235
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[in Japanese]
Article type: Article
1988 Volume 32 Issue 2 Pages
236-239
Published: December 31, 1988
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[in Japanese]
Article type: Article
1988 Volume 32 Issue 2 Pages
239-240
Published: December 31, 1988
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[in Japanese]
Article type: Article
1988 Volume 32 Issue 2 Pages
240-241
Published: December 31, 1988
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Article type: Appendix
1988 Volume 32 Issue 2 Pages
242-243
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Article type: Appendix
1988 Volume 32 Issue 2 Pages
App1-
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Article type: Appendix
1988 Volume 32 Issue 2 Pages
App2-
Published: December 31, 1988
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Article type: Cover
1988 Volume 32 Issue 2 Pages
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Published: December 31, 1988
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Article type: Cover
1988 Volume 32 Issue 2 Pages
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Published: December 31, 1988
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