The American Society for Horticultural Science (ASHS)
The International Society for Horticultural Science (ISHS)
Clemson University-Horticulture Department
Cornell University-Department of Horticulture
Kentucky State University-Pawpaw Program
National Clonal Germplasm Repository-Corvallis, Oregon
Oregon State University-Horticulture
Pacific Agri-Food Research Center
Penn State University-Horticulture Department
University of Idaho
North Carolina State University-Horticulture
Purdue University-Horticulture
University of Minnesota-Horticulture
University of Missouri-Horticulture
University of Florida-Horticulture
University of Arkansas
University of Hawaii at Manoa
Hawaii Tropical Fruit Growers
The International Society for Horticultural Science (ISHS)
Clemson University-Horticulture Department
Cornell University-Department of Horticulture
Kentucky State University-Pawpaw Program
National Clonal Germplasm Repository-Corvallis, Oregon
Oregon State University-Horticulture
Pacific Agri-Food Research Center
Penn State University-Horticulture Department
University of Idaho
North Carolina State University-Horticulture
Purdue University-Horticulture
University of Minnesota-Horticulture
University of Missouri-Horticulture
University of Florida-Horticulture
University of Arkansas
University of Hawaii at Manoa
Hawaii Tropical Fruit Growers