Author: Jeppesen L.L. & NygOErd K.,
Title: The influence of photoperiod, temperature and internal factors on the hibernation of Helix pomatia L
Description: 1976. (Gastropoda, Pulmonata). In 8vo, offp., pp. 14 with 4 figs. and 4 tab. Offprint from Vidensk. Meddr. Dansk. Naturh. Foren., 139

Keywords: shells molluscs land snails


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