泛滥 发表于 2025-3-27 00:02:00
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General concepts of nutrient flux and stability,kin, 1990)]. Thus the fluxes of many important nutrients are closely connected with the hydrological cycle, nutrients with gaseous forms such as N. and CO. being partial exceptions. The concentration of any given dissolved substance in the waters on the earth’s surface is variable, both in space andHEPA-filter 发表于 2025-3-27 15:16:32
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