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Collection:
Agricultural Communications Documentation Center (ACDC)
Contributers:
Thomas, Robert (author)
Format:
Journal article
Publication Date:
2008-02
Published:
USA
Location:
Agricultural Communications Documentation Center, Funk Library, University of Illinois Document Number: C26968
Journal Title:
Prairie Farmer
Journal Title Details:
180(2) : 32
Notes:
Aerial photographs of farms over time (1939, 1962, 1968 and 1995 in this case example) help reveal reasons for yield variability and help guide farmers in making decisions.
Collection:
Agricultural Communications Documentation Center (ACDC)
Contributers:
Spangler, holly (author)
Format:
Journal article
Publication Date:
2010-02
Published:
USA
Location:
Agricultural Communications Documentation Center, Funk Library, University of Illinois Document Number: D06717
Journal Title:
Prairie Farmer
Journal Title Details:
182(2) : 8