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Selected References
These references are in PubMed. This may not be the complete list of references from this article.
- Dexter S. T., Tottingham W. E., Graber L. F. PRELIMINARY RESULTS IN MEASURING THE HARDINESS OF PLANTS. Plant Physiol. 1930 Apr;5(2):215–223. doi: 10.1104/pp.5.2.215. [DOI] [PMC free article] [PubMed] [Google Scholar]
