The distribution of microorganisms in nature ecosystem depends on the resources(nutrients) available and on the growth conditions Temperature, pH, water availability, light, oxygen of a habitat define the niche for each particular microorganism
The distribution of microorganisms in nature ecosystem depends on the resources (nutrients) available and on the growth conditions. Temperature, pH, water availability, light, oxygen of a habitat define the niche for each particular microorganism
6 Distance(mm) Soil particles are not homogeneous in terms of their oxygen content. The outer zones of a small soil particle may be fully oxiC, whereas the center, only a very short distance away, can remain completely anoxic
Soil particles are not homogeneous in terms of their oxygen content. The outer zones of a small soil particle may be fully oxic, whereas the center, only a very short distance away, can remain completely anoxic
A soil aggregate composed Micro- of mineral and organic colony Quartz components, showing that localization of soil microbes Air Organic Very few microorganisms matte 最 Quart are found free in the soil Quar solution: most of them occur as microcolonies Clay particle attached to the soil particles
A soil aggregate composed of mineral and organic components, showing that localization of soil microbes. Very few microorganisms are found free in the soil solution; most of them occur as microcolonies attached to the soil particles
9.1.2. Terrestrial Environments
9.1.2. Terrestrial Environments
Proportion of different soil microorganisms in soil Other organisms 0.2% Fungi:3% Aerobic bacteria 70% Actinomycetes 13% Figure 25 1] The rela tive proportions of various Anaerobic bacteria kinds of organisms found in 14% soil. "Other organisms" include such things as algae, protists, and viruses
Proportion of different soil microorganisms in soil