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Influence of Rootstock on Flowering in Shortleaf Pine

Most of the improvement programs for southern pines involve the establishment of grafted seed orchards from scions of phenotypically superior trees. Horticulturists have long known that rootstocks have profound effects on fruit tree scions, and have applied this knowledge to induce early and prolific flowering and to control tree size (Sax 1958). If rootstock effect sexist in pines, they may offer means to increase the productivity of grafted seed orchards.

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Author(s): Ronald C. Schmidtling

Publication: Tree Improvement and Genetics - Southern Forest Tree Improvement Conference - 1969

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