1. USDA‐ARS Corn Host Plant Resistance Research UnitMississippi StateMS
2. USDA Forest Service Forest Products Lab., Durability and Wood ProtectionStarkvilleMS
3. Inst. for Genomics, Biocomputing & BiotechnologyStarkvilleMS
4. Dep. of Soil and Crop SciencesTexas A&M Univ.LubbockTX
5. Dep. of Soil and Crop SciencesTexas A&M Univ.College StationTX