He has conducted extensive research on vegetable fibre-reinforced cement composites, bamboo materials characterization, use of bamboo as concrete reinforcement, full-culm bamboo characterization, bamboo-earth construction, bamboo-bioconcrete and rice husk ash and sugar-cane bagasse as mineral additives for concrete. Prof. Toledo Filho is the author of over 170 peer-reviewed journal papers and over 300 technical articles published in Conference proceedings. He has coedited 05 books and published 15 book chapters. He has coordinated over 70 R&D&I projects funded by different industrial sectors.