1. Bastos C R 1981 Toxicity of aluminum in nutrient solution to sorghum seedlings. M.S. Thesis. Mississippi State University, Mississippi State, MS.
2. Bastos C R 1982 Inheritance study of aluminum tolerance in sorghum in nutrient culture. Ph.D. Thesis, Mississippi State University, Mississippi State, MS.
3. Bastos C R and Gourley L M 1982 Rapid screening of sorghum seedlings for tolerance to low pH and aluminum. In ICRISAT 1982 Sorghum in the Eighties. Proceedings of the international symposium on sorghum, 2-7 November 1981, Patancheru AP, India.
4. Borgonovi R A, Santos F G and Schaffert R E 1982 Population breeding in sorghum I development of BRP5BR with tolerance to aluminum toxicity. p 34. In Ann. XIV Brazilian Maize and Sorghum Congress, Empasc, Floriancipolis, SC, Brazil (In Portuguese).
5. Borgonovi R A, Schaffert R E and Pitta G V E 1984 Breeding aluminum tolerant sorghums. In Evaluating Sorghum for Tolerance to Al Toxic Tropical Soil in Latin America. Proceedings of the international workshop. May 28 June 02 1984 (In press).