Showing 1 - 2 results of 2 for search 'Wiersema, John Harry 1950-', query time: 0.01s Refine Results
1
World economic plants : a standard reference /
by Wiersema, John Harry 1950-
Published 1999
Book
2
Families and genera of spermatophytes recognized by the Agricultural Research Service /
by Gunn, Charles R. 1927-
Published 1992
Other Authors: “...Wiersema, John Harry 1950-...”
Book
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