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Table representation of search results timeline featuring number of search results per year.

Year Number of Results
1920 1
1926 1
1927 1
1928 1
1929 1
1930 1
1931 1
1946 1
1985 1
2012 1
2014 1
2020 1
2021 0
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Page 1
A PLANT PHOTOMETER.
Johnston ES. Johnston ES. Plant Physiol. 1926 Jan;1(1):89-90. doi: 10.1104/pp.1.1.89. Plant Physiol. 1926. PMID: 16652468 Free PMC article. No abstract available.
RELATION OF PHOTOTROPISM TO THE WAVE-LENGTH OF LIGHT.
Johnston ES, Brackett FS, Hoover WH. Johnston ES, et al. Plant Physiol. 1931 Apr;6(2):307-13. doi: 10.1104/pp.6.2.307. Plant Physiol. 1931. PMID: 16652710 Free PMC article. No abstract available.
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