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image/svg+xml Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao Closed Access logo, derived from PLoS Open Access logo. This version with transparent background. http://commons.wikimedia.org/wiki/File:Closed_Access_logo_transparent.svg Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao Biology and Fertilit...arrow_drop_down
image/svg+xml Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao Closed Access logo, derived from PLoS Open Access logo. This version with transparent background. http://commons.wikimedia.org/wiki/File:Closed_Access_logo_transparent.svg Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao
Biology and Fertility of Soils
Article . 1991 . Peer-reviewed
License: Springer TDM
Data sources: Crossref
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A comparison of the biology of Eisenia fetida and Eisenia andrei (Oligochaeta)

Authors: S. A. Viljoen; Adriaan J. Reinecke;

A comparison of the biology of Eisenia fetida and Eisenia andrei (Oligochaeta)

Abstract

Specimens of locally occurring Eisenia fetida were compared with specimens of E. fetida and E. andrei obtained from France. All specimens were cultured in the laboratory under controlled conditions and growth, maturation, cocoon production, hatching success, and the number of hatchlings were compared. The results showed some differences between the two “forms”. The eventual worm biomass was the same for both, although the growth reats and the rate at which maturity was attained differed. E. andrei had a higher cumulative cocoon production. Although the local worms resembled E. andrei in appearance their cocoon production rate resembled that of E. fetida from France. E. andrei produced higher numbers of hatchlings per cocoon. The results show that the biology of the two species/forms is similar. The study did not provide convincing proof to substantiate a taxonomic distinction between the two “forms” of Eisenia.

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citations
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
38
Top 10%
Top 10%
Average
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