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. Cent.; 6321 Holland Rd. Suffolk VA 23437
3. Bangladesh Agri. Univ.; Mymensingh 2202 Bangladesh
4. Virginia Polytechnic Inst. and State Univ.; Eastern Shore Agric. Res. Ext. Cent.; 33446 Research Dr. Painter VA 23420