• Investigation of the rest period of seeds 

    Wiggans, C. C. (Cleo Claude), b. 1889 (University of Missouri, 1913)
    In all plants, including fungi and algae, as well as higher forms, this periodicity of growth, due to season, nutrition, environment, etc., is seen. Practically all temperate zone plants exhibit a yearly periodicity. The ...
  • Physiological changes occurring in plant tissue as a result of stimuli administered to break the rest period 

    Heinicke, A. J. (Arthur John), b. 1892 (University of Missouri, 1914)
    It is a matter of common knowledge that most of our woody plants do not grow continuously throughout the year. The fact is brought to our attention especially in spring, when we may observe the awakening of the vegetation ...