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Filters: Keyword is POPULUS and Author is Pregitzer, Kurt S. [Clear All Filters]
Occurrence of hybrids between bigtooth and trembling aspen in Michigan. Canadian Journal of Botany. 63:1888-1890.. 1985.
Flower phenology of Populus tremuloides and Populus grandidentata and the potential for hybridization. School of Natural Resources. Master of Forestry:111pp... 1978.