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(Upload on May 5 2014) [ 日本語 | English ]

Japan (日本)






Mount Usu / Sarobetsu post-mined peatland
From left: Crater basin in 1986 and 2006. Cottongrass / Daylily

[Vertical distribution of vegetation]

Vegetation (植生)


Table. The specificity of soil and/or topography in Japan (Usui 1971). Pinus densifolia = valley, Rhododendron kaempferi = convex surface (secondary forest), Chamaecyparis obtusa = depleted ridge
Vegetation        Cryptomeria Pinus densiflora-
                  japonica    Rhododendron kaempferi
                  plantaion
                  in a valley -----------------------------
                              subassociaiton  Chamaecyparis
                              Carex           obtusa
                              lanceolata      plantation

Number of         6           10              4
plots

Chemical   Soil
component  layer
N (%)      A0    1.37         1.02-1.48       0.73-1.23
           A     0.28-0.95    0.24-0.66       0.33-0.78
           B     0.19-0.52    0.10-0.30       0.12-0.38
C (%)      A0    -            10              -
           A     5-13         2-11            3-13
           B     3-7          1-9             1-8
Ca         A0    285-388      202             116-191
(mg/100 g) A     10-279       3-150           13-27
           B     3-7          1-93            1-10
pH         A0    -            3.9-4.0         3.6-4.4
           A     4.4-5.2      4.0-4.8         3.8-4.7
           B     4.4-5.8      4.2-5.0         4.2-5.0

索引

Hokkaido(北海道), Sapporo (札幌), vertical distribution, forest (森林)

Warmth index (温量指数)


Vegetation Vegetation in Japan (日本の植生)
Alpine vegetation
Subalpine (boreal) needle-leaved forest
Northern forest or mixed forest
Broad-leaved forest
Evergreen forest
Fir/Tsuga forest

(Yamanaka 1990)

Warmth index:
85 < laurel forest (evergreen broad-leaved forest)
45-85: deciduous broad-leaved forest
15-45: evergreen needle-leaved forest (subalpine zone)
15 > alpine zone

Forests in Japan (日本の森林)


needle-leaved forest (常緑針葉樹林)

Larix +
Picea, Abies_______Picea, Abies______Picea, Abies
Tsuga, Pinus,________Tsuga, Pinus,
Cryoptomeria,_______Cryoptomeria,
Thuja, Thujopsis_____Thuja, Thujopsis
Continent___________Honshu____________Hokkaido

Mixed forest (針広混交森林)


Mixed forest or boreo-nemoral transitional forest

The forest develops tween temperate broad-leaved and subarctic needle-leaved forests.

Forest zoneBoreal coniferous (taiga)Boreonemoral-mixedNemoral-temperate summer green
Needle-leaved treesPicea, Abies, Pinus, Tsuga, etc.Picea, Abies, Pinus
Broad-leaved treesQuercus, AcerFagus, Acer, Quercus, Tilia

Mixed1 Mixed2
[1/2] between Jozankei and Nakayama Pass, Sapporo, on October 9 2010. The red and yellow leaves are from deciduous broad-leaved trees, and the green leaves are from evergreen needle-leaved trees.

[law, landscape, history]

Park (公園)


  • Meakan-Onneto Nature Recreation Forest
  • Mount Takao Nature Recreation Forest
  • Oi Pier Tideland Conservation Area
  • Shiroyama Nature Trail

The imperial gardens in the former lawn Shiba detached palace
Kyu shiba rikyu onshi teien (旧芝離宮恩賜庭園), Tokyo
pillar Stone Piller
This stone pillar is a gatepost that was transported from the former residence of a warlord who served the Odawara Hojo clan during the Warring States Period. The area is said to have been the site of a tearoom when it was the main Tokyo mansion of the Odawara Domain (Okubo clan).
pillar Remains of Seawater Intake
This channel was built to take in seawater for the tidal pond. The remains of the channel's stone walls and steel sluice gate can still be seen. At present, te pond has been cut off from the sea and is now a freshwater pond.
pillar Nakajima
The arrangement of stones on this island represents Mt. Horai (Chinese Mt. Penlai), a sacred mountain in Chinese mythology that is said to be the land where the immortals live, and where there is no death or old age.
pillar Seiko-no-Tsutsumi (West Lake Embankment)
West Lake (Japanese: Seiko) is a lake in Chinese city of Hangzhou in Zhejiang Province, famed for its scenic beauty. The poet Su Dongpo (Su Shi) had a long causeway built in the lake during the Northern Song Dynasty. This embankment is a replicaiton of that causeway. Similar structures can also be seen in Koishikawa Korakuen Garden and in Hiroshima's Shukkei-en Garden.
(May 29 2015)
Koishikawa Korakuen Gardens
Koishikawa Korakuen (小石川後楽園), Tokyo
A deep ravine still remains in 0-edo (Tokyo) In the early Edo Period, in 1629, the founder of the Mito Tokugawa family, Yorifusa, maintained a separate Edo residence, the garden of which was completed during the reign of the second clan ruler, Mitsukuni. This garden features a central pond and hills, making it perfuct for a stroll. When Mitsukuni set about constructing the garden, he incorporated some concepts of the Chinese Confucian scholar Shushunsui of the Ming dynasty. including a garden reproduction of Seiko Lake (China), a "Full Moon Bridge" and other features with culrural origins in China.
The name of the garden, "Korakuen" came from a Chinese text in Hanchuen's "Gakuyoro-ki" admired by Mitsukuni which said that there is "a need for those in power to worry about maintaining power first and then enjoy power lattr." Thus, the name Korakuen, meaning "the garden for enjoying power later on," was chosen.
Under the terms of the Law for Preservation of Cultural Assets, Koishikawa Korakuen has been desinuated an important historical asset and site of special historical significance. This double designation has been given only to such important sites as Koishikawa Koraken, Hama Detached Palace, Kinkakuju, etc.
Hitotsu-matsu
Pine While the big pond was interpreted as Lake Biwa, the biggest lake in Japan, this landmark was called Hitotsumatsu after the one stnding on the coast of the lake.
Tokujin-do
This is the oldest building in the garden. Mitsukuni, the 2nd lord of Mito-Tokugawa family, ordered it to niche the two statues of Hakui and Shukusei. Mitsukuni, an earnest of Confucianist, deeply impressed by their lives. The name of this small shrine is derived from the Analects of Confucious.
MitoHakke-do traces
When Mitsukuni, the 2nd loar of Mito-Tokugawa family, met the 3rd shogun, Iemitsu, he was given a statue of a patron saint of literature. Later he built a small shrine called Hakke-do to enshrine the statue in. The shrine was burnt down in the big fire after a great earthquake in 1923.
Komachi-zuka
The producing district of this stonewas Ono in Hitachi area. Mitsukuni, the 2nd lord of Mito-Tokugawa family, connected Ono with Ono-no-Komachi, a famous beauty in old times and called. This stone was quarried in Ono.
Montument (Mr. Touko Fujita)
Kisoyama
This mountain is called Kisoyama, as old trees shading sunlight and a winding road along a mountain stream reminded people Kiso Highway, one of the main highways to Kyoto. It is also called shuro-yama, or palm trees mountain, because there are a lot of palm trees.

(November 18 2016)


well

Yanagi (Willow Tree) Well (の井)

Designated Historic Site, Tokyo Metropolis____Designated March 28, 1955
This well below the embankment of Sakurada-bori Moat is known as the Well of Yanagi due to the willow tree (yanagi) nearby. During the Edo Period (1603-1868), it was known as a famous water source that never dried up, even during times of drought, and it is said that it was used by many of the people who passed by.
In the National Diet Building Garden (formerly the residence of Kato Kiyomasa and Ii Kamonnokami) across the road, is the Sakura (Cehrry Tree) Well, also well known as a famous water source.
Kanda-Sakumacho 3-chome (神田佐久間町三丁目)
This neighborhood, which was inhabited by a mixture of samurai and merchants, takes its name from Heihachi Sakuma, the inherited name given to head of a lumber merchant family that lived in this area from generation to generation.

[world, Hokkaido]

Geography (地理)


Biogeography (生物地理)

Jomon Forest (縄文の森)

フッター