Found in
| National Research Council (U.S.). Committee on an Examination of Plant Science Research Programs in the United States. Plant biology research and training for the 21st century, 1992.
Plant science : an international journal of experimental plant biology, Feb. 1985.
Morton, A.G. History of botanical science, 1981.
Ganong, W.F. An outline of phytobiology, 1894.
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