散步 发表于 2025-3-28 15:55:23

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精确 发表于 2025-3-28 19:23:30

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迅速成长 发表于 2025-3-29 02:26:27

Filamentous green algae in freshwater streams on Signy Island, Antarcticathe rest of the year. Streams usually flow through small, barren catchments and are nutrient poor, though they may be enriched by dense summer populations of seabirds and seals. Temperatures are consistently low. Stream depth is maximal during the spring melt period, declining over the course of the

overture 发表于 2025-3-29 06:29:03

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单纯 发表于 2025-3-29 08:30:23

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容易生皱纹 发表于 2025-3-29 14:25:29

Microbial communities in southern Victoria Land streams (Antarctica) II. The effects of low temperats at Fryxell Stream, Taylor Valley, the benthic microbial mats showed strongly positive metabolic responses to increases in temperature well above ambient. Rates of polysaccharide and lipid biosynthesism increased with temperature over the range 0 to 25 °C. Between 0 and 10 °C, Q. values for the cya

富足女人 发表于 2025-3-29 16:20:20

Nitrogen dynamics in two antarctic streamsuts of nitrogen from two study streams near McMurdo Sound were derived mostly from the melting glaciers (ca. 100–200 mg N m .) with some originating from N.-fixation by heterocystous cyanobacteria (max. 939 mg N m . year .). Thirty to fifty per cent of the glacier derived N was dissolved organic N a

chemoprevention 发表于 2025-3-29 21:48:06

Benthic algal biomass and productivity in high subarctic streams, Alaska scale 1:63 360) — in interior Alaska (64°–65°N) were only about one tenth that reported from streams of temperate North America. Cell densities in these streams, however, were similar to those in comparable temperate streams. Year-round domination of the benthic flora by very tiny diatoms (. spp.)

拱形大桥 发表于 2025-3-30 00:29:18

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中世纪 发表于 2025-3-30 06:04:03

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查看完整版本: Titlebook: High Latitude Limnology; Warwick F. Vincent,J. Cynan Ellis-Evans Book 1989 Kluwer Academic Publishers, Dordrecht 1989 Biom.Transport.Veget