Plant tissue culture: methods and applications in agriculture. Proceedings of a Symposium based on the UNESCO Training Course on Plant Tissue Culture: Methods and Applications in Agriculture, Campinas, Sao Paulo, Brazil, on November 8-22, 1978

androgens arbre forestier arroz biosynthese biosynthesis breeding methods citologia coffee cultivo de tejidos culture de tissu culture media cytologie cytology cytoplasmic organelles embriones vegetales fertilization fitomejoramiento forest trees medio de cultivo milieu de culture organite cellulaire organulos citoplasmicos plant breeding plant embryos plant growth substances plant tissues pollination pollinisation rice riz sugarcane sustancias de crecimiento vegetal tejidos vegetales tissue culture