Abu, Assar A H Study of trace element correlations with drought tolerance in different sorghum genotypes using energy-dispersive X-ray fluorescence technique. [electronic resource] - Biological trace element research Mar 2002 - 255-67 p. digital Publication Type: Journal Article ISSN: 0163-4984 Standard No.: 10.1385/bter:85:3:255 doi Subjects--Topical Terms: Adaptation, BiologicalDisastersEdible Grain--chemistryGenotypeSeeds--chemistrySpectrometry, X-Ray Emission--methodsTrace Elements--analysis