Nonthreatening 发表于 2025-3-28 15:46:18

Seasonal dynamics of a field population of , L. under various experimental light conditions,strong decrease in biomass and tuber number. Especially at the highest shading level in 1986, the vegetation responded with a remarkable increase in number of tubers per aboveground and per belowground biomass. Total tuber biomass at this 73% shading level did not differ significantly from that of t

巨硕 发表于 2025-3-28 18:51:10

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人工制品 发表于 2025-3-29 02:09:23

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Decongestant 发表于 2025-3-29 05:23:04

Periphyton dynamics in a temperature-light gradient,ched biomasses that were one order of magnitude higher..Most significant differences between attenuance-biomass curves existed between different irradiances. This pattern is different from that of the growth curves. The different periphyton communities apparently were able to acclimate efficiently t

Spinal-Tap 发表于 2025-3-29 07:24:10

Periphyton removal by freshwater micrograzers, grazing trail width, linear velocity, and also in the density and irradiance transmittance of the periphyton that is left in the grazing trail. Thus, differences in periphyton removal capacities of field populations of the different species are to be expected..With similar periphyton density and ta

增减字母法 发表于 2025-3-29 13:24:17

A growth analysis model for , L.,nges in most other parameters. Model validation resulted in a reasonable agreement with field data from a . vegetation in Lake Veluwe (The Netherlands). Temperature effects were not incorporated in the model and appeared not necessary to reach this agreement. This may be due to the limited width of

GLIB 发表于 2025-3-29 16:23:03

Interactions between aquatic macrophytes and fish in Lake Veluwe, direct and indirect effects,f the potential snail consumption were made. As a result of restoration measures the roach population is expected to increase..The benthic feeding behaviour of larger bream causes resuspension of sediment material which leads to increased light attenuation. This increase due to fish is estimated at

BACLE 发表于 2025-3-29 20:21:56

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Constitution 发表于 2025-3-30 03:17:21

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摸索 发表于 2025-3-30 04:10:32

ng, and the discussions he had with many colleagues from the Geotechnical Engineering Office (GEO) of the Hong Kong Government, especially Dr. A. Malone, Mr. w.K. Pun, Dr. A. Li, Mr. K. Ho, and Mr. y.c. Chan among others.978-3-642-07494-3978-3-662-07680-4
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查看完整版本: Titlebook: Lake Veluwe, a Macrophyte-dominated System under Eutrophication Stress; Wim Vierssen,Michiel Hootsmans,Jan Vermaat Book 1994 Kluwer Academ