Germination and Early Growth of Sweetgum Seed Sources in the Nursery
Seed from 4 half-sib sweetgum families in each of 33 provenances was sown in nursery beds. Germination percent and first-year height differed significantly among sources. Both variables were highly correlated with seed weight, but were not related to latitude or longitude of the seed source.
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Author(s): Franklin C. Cech, Roy N. Keys, Katherine K. Carter
Publication: Tree Improvement and Genetics - Northeastern Forest Tree Improvement Conference - 1981