Winter variation in physiological status of cold stored and freshly lifted semi-evergreen Quercus nigra seedlings Rosa C. Goodman, Douglass F. Jacobs, Kent G. Apostol, Barrett C. Wilson and Emile S. GardinerAnn. For. Sci., 66 1 (2009) 103DOI: https://doi.org/10.1051/forest/2008081