Scimago Journal & Country Rank

Chinese Journal of Biotechnology

Country United States  - SIR icon SIR Ranking of United States
H Index
Subject Area and CategoryBiochemistry, Genetics and Molecular Biology

Immunology and Microbiology
Applied Microbiology and Biotechnology
PublisherAllerton Press Inc.
Publication typeJournals
Coverage1989-1999, 2006-2008


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The set of journals have been ranked according to their SJR and divided into four equal groups, four quartiles. Q1 (green) comprises the quarter of the journals with the highest values, Q2 (yellow) the second highest values, Q3 (orange) the third highest values and Q4 (red) the lowest values.

Applied Microbiology and Biotechnology1999Q4
Applied Microbiology and Biotechnology2000Q4
Applied Microbiology and Biotechnology2001Q4
Applied Microbiology and Biotechnology2002Q4
Applied Microbiology and Biotechnology2007Q4
Applied Microbiology and Biotechnology2008Q3
Applied Microbiology and Biotechnology2009Q3
Applied Microbiology and Biotechnology2010Q3
Applied Microbiology and Biotechnology2011Q3

The SJR is a size-independent prestige indicator that ranks journals by their 'average prestige per article'. It is based on the idea that 'all citations are not created equal'. SJR is a measure of scientific influence of journals that accounts for both the number of citations received by a journal and the importance or prestige of the journals where such citations come from It measures the scientific influence of the average article in a journal, it expresses how central to the global scientific discussion an average article of the journal is.

Citations per document

This indicator counts the number of citations received by documents from a journal and divides them by the total number of documents published in that journal. The chart shows the evolution of the average number of times documents published in a journal in the past two, three and four years have been cited in the current year. The two years line is equivalent to journal impact factor ™ (Thomson Reuters) metric.

Cites per documentYearValue
Cites / Doc. (4 years)19990.065
Cites / Doc. (4 years)20000.152
Cites / Doc. (4 years)20010.257
Cites / Doc. (4 years)20020.167
Cites / Doc. (4 years)20060.000
Cites / Doc. (4 years)20070.550
Cites / Doc. (4 years)20080.555
Cites / Doc. (4 years)20090.684
Cites / Doc. (4 years)20100.753
Cites / Doc. (4 years)20110.702
Cites / Doc. (3 years)19990.065
Cites / Doc. (3 years)20000.165
Cites / Doc. (3 years)20010.222
Cites / Doc. (3 years)20020.135
Cites / Doc. (3 years)20060.000
Cites / Doc. (3 years)20070.550
Cites / Doc. (3 years)20080.555
Cites / Doc. (3 years)20090.684
Cites / Doc. (3 years)20100.754
Cites / Doc. (3 years)20110.913
Cites / Doc. (2 years)19990.069
Cites / Doc. (2 years)20000.083
Cites / Doc. (2 years)20010.135
Cites / Doc. (2 years)20020.000
Cites / Doc. (2 years)20060.000
Cites / Doc. (2 years)20070.550
Cites / Doc. (2 years)20080.555
Cites / Doc. (2 years)20090.605
Cites / Doc. (2 years)20101.043
Cites / Doc. (2 years)20110.000
Total Cites 

Evolution of the total number of citations and journal's self-citations received by a journal's published documents during the three previous years.
Journal Self-citation is defined as the number of citation from a journal citing article to articles published by the same journal.

Self Cites19990
Self Cites20000
Self Cites20010
Self Cites20020
Self Cites20060
Self Cites20074
Self Cites20083
Self Cites20090
Self Cites20100
Self Cites20110
Total Cites19997
Total Cites200018
Total Cites200116
Total Cites20025
Total Cites20060
Total Cites200733
Total Cites200871
Total Cites2009119
Total Cites201086
Total Cites201142
External Cites per Doc 
Cites per Doc

Evolution of the number of total citation per document and external citation per document (i.e. journal self-citations removed) received by a journal's published documents during the three previous years. External citations are calculated by subtracting the number of self-citations from the total number of citations received by the journal’s documents.

External Cites per document19990.065
External Cites per document20000.165
External Cites per document20010.222
External Cites per document20020.135
External Cites per document20060
External Cites per document20070.483
External Cites per document20080.531
External Cites per document20090.684
External Cites per document20100.754
External Cites per document20110.913
Cites per document19990.065
Cites per document20000.165
Cites per document20010.222
Cites per document20020.135
Cites per document20060.000
Cites per document20070.550
Cites per document20080.555
Cites per document20090.684
Cites per document20100.754
Cites per document20110.913
% International Collaboration

International Collaboration accounts for the articles that have been produced by researchers from several countries. The chart shows the ratio of a journal's documents signed by researchers from more than one country; that is including more than one country address.

YearInternational Collaboration
Citable documents 
Non-citable documents

Not every article in a journal is considered primary research and therefore "citable", this chart shows the ratio of a journal's articles including substantial research (research articles, conference papers and reviews) in three year windows vs. those documents other than research articles, reviews and conference papers.

Non-citable documents19990
Non-citable documents20000
Non-citable documents20010
Non-citable documents20020
Non-citable documents20060
Non-citable documents20070
Non-citable documents20080
Non-citable documents20090
Non-citable documents20100
Non-citable documents20110
Citable documents1999108
Citable documents2000109
Citable documents200172
Citable documents200237
Citable documents20060
Citable documents200760
Citable documents2008128
Citable documents2009174
Citable documents2010114
Citable documents201146
Cited documents 
Uncited documents

Ratio of a journal's items, grouped in three years windows, that have been cited at least once vs. those not cited during the following year.

Uncited documents1999102
Uncited documents200096
Uncited documents200161
Uncited documents200232
Uncited documents20060
Uncited documents200742
Uncited documents200882
Uncited documents2009106
Uncited documents201069
Uncited documents201127
Cited documents19996
Cited documents200013
Cited documents200111
Cited documents20025
Cited documents20060
Cited documents200718
Cited documents200846
Cited documents200968
Cited documents201045
Cited documents201119
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