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Home Publications Tree Improvement and Genetics Central States Forest Tree Improvement Conference 9th Central States Forest Tree Improvement Conference (1974) Foliar Nitrogen and Potassium Variation in Cottonwood as Affected by Genetic and Site Factors

Foliar Nitrogen and Potassium Variation in Cottonwood as Affected by Genetic and Site Factors

Genetic and soil factors accounted for 49 percent of the variation in foliar N and 60 percent of the variation in foliar K among four good and four poor cottonwood clones grown on productive and unproductive soils in Mississippi. Variation in foliar N was associated primarily with the clone X soil interaction; variation in foliar K was related chiefly to clonal differences. Additional keywords : Populus deltoides , soil N, soil K, clonal selection, N fertilization.


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Author(s): James B. Baker, William K. Randall

Publication: Tree Improvement and Genetics - Central States Forest Tree Improvement Conference - 1974