Environmental Sciences

Environmental Sciences Experts

James Roberds

Research Geneticist
United States Department of Agriculture
Pacific Southwest Research Station
United States of America


Education: M.S. in Forestry, 1965 NC State University B.S. in Forest Management, 1960 NC State University

Research Interest

Analysis of genetic risk in clonal populations of forest tree species; study of dynamical behavior in genetic and population interaction models; genotype-environment interaction theory; analysis of genetic population structure in Cronartium quercuum f. sp. fusiforme.


  • Selgrade, James F.; Roberds, James H. 2005. Results on asymptotic behaviour for discrete, two-patch metapopulations with density-dependent selection.

  • Selgrade, James F.; Bostic, Jordan West; Roberds, James H. 2009. Dynamical behaviour of a discrete selection-migration model with arbitrary dominance.

  • Strom, Brian; Meeker, J. R.; Bishir, J.; Roberds, James; Wan, X. 2016. Southern pine beetle in loblolly pine: simulating within stand interactions using the process model SPBLOBTHIN.

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