Scimago Journal & Country Rank

Journal of Production Agriculture

Country United States  - SIR icon
33
H Index
Subject Area and CategoryAgricultural and Biological Sciences
Horticulture
Plant Science
Publisher American Society of Agronomy
Publication typeJournals
ISSN08908524
Coverage1993-1999
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Quartiles

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.

CategoryYearQuartile
Horticulture1999Q1
Horticulture2000Q4
Horticulture2001Q2
Horticulture2002Q3
Plant Science1999Q1
Plant Science2000Q3
Plant Science2001Q2
Plant Science2002Q3
SJR

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.

YearSJR
19991.063
20000.263
20010.544
20020.364
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)19990.656
Cites / Doc. (4 years)20000.617
Cites / Doc. (4 years)20010.645
Cites / Doc. (4 years)20020.805
Cites / Doc. (3 years)19990.656
Cites / Doc. (3 years)20000.508
Cites / Doc. (3 years)20010.636
Cites / Doc. (3 years)20020.604
Cites / Doc. (2 years)19990.430
Cites / Doc. (2 years)20000.500
Cites / Doc. (2 years)20010.549
Cites / Doc. (2 years)20020.000
Total Cites 
Self-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.

CitesYearValue
Self Cites199928
Self Cites20000
Self Cites20010
Self Cites20020
Total Cites1999158
Total Cites2000130
Total Cites200198
Total Cites200255
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.

CitesYearValue
External Cites per document19990.539
External Cites per document20000.508
External Cites per document20010.636
External Cites per document20020.604
Cites per document19990.656
Cites per document20000.508
Cites per document20010.636
Cites per document20020.604
% 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
19994.40
20000
20010
20020
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.

DocumentsYearValue
Non-citable documents19993
Non-citable documents20002
Non-citable documents20011
Non-citable documents20020
Citable documents1999241
Citable documents2000256
Citable documents2001154
Citable documents200291
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.

DocumentsYearValue
Uncited documents1999154
Uncited documents2000177
Uncited documents200192
Uncited documents200260
Cited documents199990
Cited documents200081
Cited documents200163
Cited documents200231
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