Doggett, H.2007-11-121976-04-012007-11-121976http://hdl.handle.net/10625/827Lecture delivered at Texas A and M University, College Station, Mar. 8-10, 1976Text1 digital file (18 p.)Application/pdfenSORGHUMARID ZONETROPICAL ZONEAGRICULTURAL RESEARCHGENETIC IMPROVEMENTINDIAAFRICAPLANT BREEDINGPLANT DISEASESNUTRITIONPESTS OF PLANTSPLANTSPHYSIOLOGYWorking Paper