Abstract
EXPERIMENTS described by Siegel et al.1 show that cucumber seedlings are capable of surviving a temperature Of −10° C if grown previously for three weeks in an atmosphere of 2 per cent oxygen and 98 per cent argon. This is a most interesting phenomenon, as cucumber normally shows little or no capacity for frost resistance.
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References
Siegel, S. M., Halpern, L. A., Guimarro, C., Renwick, G., and Davis, G., Nature, 197, 329 (1963).
Levitt, J., Frost Killing and Hardiness of Plants. A Critical Review (Burgess Pub. Co. : Minneapolis, Minn., 1945).
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SINGLE, W. Effect of Reduced Oxygen Supply on Frost Hardening in Plants. Nature 202, 109–110 (1964). https://doi.org/10.1038/202109a0
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DOI: https://doi.org/10.1038/202109a0
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