Ultrastructural damage in tomato plants exposed to chromium IIIP. A. Mangabeira, A. -A. F. de Almeida, V. L. Souza, A. J. dos Santos, D. C. Silva and R. M. de JesusE3S Web of Conferences, 1 (2013) 11010DOI: https://doi.org/10.1051/e3sconf/20130111010