John. B Genys

15 publications by John. B Genys:

Intraspecific Variation Among Twenty-Five Populations of Black Cherry, Prunus Serotina, Studied Near Washington, D.C.

Publication: Tree Improvement and Genetics - Northeastern Forest Tree Improvement Conference - 1974
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Growth Rates of Eighty Scotch Pine Populations at Fourteen Years in Maryland

Publication: Tree Improvement and Genetics - Northeastern Forest Tree Improvement Conference - 1975
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Results of Studies of 16 Geographic Stains of P. Strobus and 4 Other White Pine Species in Maryland

Publication: Tree Improvement and Genetics - Northeastern Forest Tree Improvement Conference - 1976
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Variation in White Spruce From 24 Different Provenances Studied in Maryland's Piedmont Plateau

Publication: Tree Improvement and Genetics - Northeastern Forest Tree Improvement Conference - 1978
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Variation of Clonal Progenies from Pinus strobus Seed Orchards in the Northeastern United States Grown in Maryland's Nursery

Publication: Tree Improvement and Genetics - Northeastern Forest Tree Improvement Conference - 1981
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Diversity in the Northern Seed Sources of Loblolly Pine

Publication: Tree Improvement and Genetics - Northeastern Forest Tree Improvement Conference - 1985
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Variation Among Progenies of Pinus Strobus Clones From Several Northeastern Seed Orchards

Publication: Tree Improvement and Genetics - Northeastern Forest Tree Improvement Conference - 1987
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Four Native Species and Two Hybrid Pines Compared in Western Maryland

Publication: Tree Improvement and Genetics - Northeastern Forest Tree Improvement Conference - 1989
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Report on Establishment of Tree Seed Orchards in Maryland With a Special Reference to White Pines

Publication: Tree Improvement and Genetics - Northeastern Forest Tree Improvement Conference - 1964
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Intraspecific Variation Among 200 Strains of Two-Year-Old Norway Spruce

Publication: Tree Improvement and Genetics - Northeastern Forest Tree Improvement Conference - 1968
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Diversity in Japanese Larch From Different Provenances Studied in Maryland

Publication: Tree Improvement and Genetics - Northeastern Forest Tree Improvement Conference - 1971
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Diversity Among Progenies of Selected Phenotypes of Yellow Birch

Publication: Tree Improvement and Genetics - North Central Tree Improvement Conference - 1981
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Growth rates of diverse geographic strains of black alder in Maryland's tree nursery

Publication: Tree Improvement and Genetics - North Central Tree Improvement Conference - 1983
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Two-year growth rates and other characteristics of diverse clonal progenies from Pinus strobus seed orchards studied in Maryland

Publication: Tree Improvement and Genetics - North Central Tree Improvement Conference - 1983
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Four Native Species and Two Hybrid Pines Compared in Western Maryland

Publication: Tree Improvement and Genetics - North Central Tree Improvement Conference - 1989
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