The formation of wood in forest tress; the second symposium held under the auspices of the maria Moors Cabot Foundation for Botanical Research, Harvard FOrest, April 1963 - Zimmermann, Martin Huldrych 1926- ed.; Harvard University. Maria Moors Cabot Foundation for Botanical Research (New York Academic Press, 1964)
Keywords: Cambium -- Congresses; Tress -- Physiology -- Congresses