Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
Podgornyi, Y., V. Isikov, E. Vasil'eva, and A. Evtushenko. 1988. Causes of dieback of Pinus pallasiana in Askania-Nova park (In Russian). Byulleten' Gosudarstvennogo Nikitskogo Botanicheskogo Sada 65:61-64.
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