http://pec.lib.wvu.edu/record/P177881952A Mechanism for liberation of spores from beneath the bark and for diploidization in Chalara quercina.Journal article reprint from: <em>Phytopathology</em>, v.42:no.10 (1952:Oct.).True, R. P. (Rodney Philip), 1906-Dorsey, C. K.Leach, J. G. (Julian Gilbert), b. 1894.Oak wilt.Plant spores.Fungi.14256