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That such a factorization is possible is well-known to algebraists (and expressed by the formulaSL(n;R[z, z-1])=E(n;R[z, z-1])); it is also used in linear systems theory in the electrical engineering community.
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Following the methodology of community ecology, the total root mass of a phytocommunity is measured as cubic volume.
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The RENIs of three community types (Picea crassifolia + Hippophae rhamnoides ssp.
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The standing crop of N in the plant community was 1,025.28 kg/hm2, accumulation in the litter layer was 224.88 kg/hm2, and reserve in the soil was 55,151 kg/hm2.
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Compared with other forest types, cycling rate of N in the community was lower than in deciduous broad-leaved forests, rain forests, and mangroves, and was moderate in evergreen broad-leaved forests.
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tabulaeformis communities with three tending practices, the highest species abundance index appears with tending and shelterwood cutting and the highest evenness index and species diversity appears with closed tending.
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tabulaeformis populations in Huanglongshan Mountain so that the communities will develop continuously.
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This result agreed with the phenomenon of desertification reversion, vegetation restoration and dominant communities' formation.
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Biomass structure and nitrogen, phosphorus nutrient of Calamagrostis angustifolia populations in different communities of Sanjia
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Calamagrostis angustifolia is the dominant species in the typical meadow and marsh meadow communities of Sanjiang Plain.
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Compared with other forest types, cycling rate of N in the community was lower than in deciduous broad-leaved forests, rain forests, and mangroves, and was moderate in evergreen broad-leaved forests.
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The Shannon-Wiener index, evenness index, and abundance index in gap were higher than those under canopy in the seedling layer, while the community dominance in the seedling layer increased in closed canopy.
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The total biomass accumulated with the development of the community.
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The total biomass and the biomass of the organs were highest in the mature community and became stable as the community developed.
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The biomass ratio of the slow growth group trees tended to increase and the fast-medium group trees tended to decrease as the community developed, which was reveresed in the decline development stage.
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Studies of the bacterial community of gut nitrogen fixers Neotermes castaneus have shown the predominance of anaerobic and facultatively anaerobic bacteria that amount to up to 60% of the total number of "gut" bacteria.
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The microbial community of mown-meadow soil was characterized by a greater biomass and activity due to prevalence of microorganisms with the r strategy, compared to the microbial community of unmown-meadow soil.
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Quantitative patterns of development of community of Pseudomonas aeruginosa dissociants
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Structure of a community of testate amoebae in a sphagnum dominated bog in upper sura flow (Middle Volga Territory)
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A total of 42 species and forms have been revealed in the testate amoebae community of a transitional bog at the initial stage of transformation into a typical sphagnum bog.
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