Journal title: Abbreviate the titles of any journals that consist of more than one word. Omit articles, conjunctions, and prepositions (e.g., the, and, of). Do not use apostrophes. Capitalize all the words or abbreviated words in the title.
Examples:
The Journal of Biocommunication = J Biocommun.
JAMA: the Journal of the American Medical Association = JAMA
Virology = Virology
To find journal abbreviations:
CalTech ISI Journal Title Abbreviations:
http://library.caltech.edu/reference/abbreviations/
NLM Catalog: Journals referenced in the NCBI Databases
http://www.ncbi.nlm.nih.gov/nlmcatalog/journals
List of Journals currently covered in Medline
http://www.ncbi.nlm.nih.gov/nlmcatalog/journals
Board J. 2001. Reduced lodging for soybeans in low plant population is related to light quality. Crop Sci. 41(2):379-387.