1. North Carolina Coop. Ext. Washington County Center 128 E Water St. Plymouth NC 27962
2. Virginia Polytechnic Inst. and State Univ. Tidewater Agric. Res. and Ext. Center 6321 Holland Rd. Suffolk VA 23437
3. Bangladesh Agric. Univ. Mymensingh 2202 Bangladesh
4. Virginia Polytechnic Inst. and State Univ. Eastern Shore Agric. Res. and Ext. Center 33446 Research Dr. Painter VA 23420