使痛苦 发表于 2025-3-28 15:08:50

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Facet-Joints 发表于 2025-3-28 19:12:21

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deriver 发表于 2025-3-29 00:54:55

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亵渎 发表于 2025-3-29 06:08:10

Producersn consists of rain-green deciduous trees. The leaves of these trees are very different from those of the evergreen trees of ZB I: while the latter remain functional for more than a year, deciduous trees have to renew their leaves every year — a procedure which would appear to be disadvantageous to productivity.

血友病 发表于 2025-3-29 09:18:48

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纬度 发表于 2025-3-29 11:23:40

this is essential for a full understanding of the more specialized treatment in this and subsequent volumes, for no similar approach is to be found in other ecological handbooks for beginners. This present volume deals in detail with the special ecological relation­ ships of the tropical and subtro

peak-flow 发表于 2025-3-29 16:46:33

Daniela Perez-Velasco,Andrew Matisoffare still only at the stage of preliminary investigations necessary to achieve this goal. In his . Tischler (1976) describes the characteristic features of the fauna of a tropical rain-forest. We have based the following summary mainly on this.

Eulogy 发表于 2025-3-29 21:27:06

Anfertigung wissenschaftlicher Arbeitenith the position of the sun — during the northern summer, as far as the northern tropic; during the southern summer, as far as the southern tropic: this is shown diagrammatically in Fig. 1.71. In the course of a year, the two zenith positions of the sun lie ever closer together with increasing distance from the equator (Fig. 1.72).

神刊 发表于 2025-3-30 02:58:32

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合适 发表于 2025-3-30 07:44:48

Stand der Forschung und Technik,part of ZB II in Africa is a high plateau, more than 1000 mm NN; mean annual temperatures in this part of ZB II are therefore lower than they are north of the equator. The limit of ZB II on the highland is the point at which frost occurs during the cooler time of the year.
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查看完整版本: Titlebook: Ecological Systems of the Geobiosphere; 2 Tropical and Subtr Heinrich Walter,Siegmar-W. Breckle Textbook 1986 Springer-Verlag Berlin Heidel