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Research & Extension Documents: Keyword search
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Simple Search:   Click for Help

Enter Keywords:   Choose Search Type: 


Advanced Search:   Click for Help

Use the drop down menus below to further refine your search using NOT, OR, and AND.
You can also enclose a phrase in double quotes if you would like to search for the entire phrase.
Operators (NOT, OR, AND) will execute left-to-right (following parentheses), though any logic within a single text field will always have the highest priority.

( ( ( Keywords:  
  Keywords:  )
  Keywords:  )
  Keywords:  )


Need to refine your search even further?   Click for Help

You can manually type the following expressions into the box below.
  •  +  A leading plus sign indicates that this word must be present in each row that is returned.
  •  -  A leading minus sign indicates that this word must not be present in any of the rows that are returned.
    Note that you cannot just provide the '-' operator without also specifying keywords that you do want returned.
    The search phrase '-bacteria' will NOT return all the references that do not contain the word 'bacteria'.
  •  ( )  Parentheses are used to group words into subexpressions. Parenthesized groups can be nested.
  •  "  A phrase that is enclosed within double quote (.".) characters matches only rows that contain the phrase literally, as it was typed.
  •  *  The asterisk serves as the truncation operator. Unlike the other operators, it should be appended to the word to be affected.
    For example typing +(e* coli) would match 'E. coli', 'e coli', and 'Escherichia coli'.
  • No Operator  By default (when neither + nor - is specified) the word is optional, but the rows that contain it are rated higher.
Search Phrase: