Availability of copper and zinc as affected by soil acidity in >i<Eucalyptus>/i< plantation

Abstract

Tese (Doutorado) --USP / Escola Superior de Agricultura "Luiz de Queiroz".1. Calagem 2. Fases do solo 3. Íons metálicos 4. Espécies reativas de oxigênio 5. Reflorestamento 6. Produção de madeira I. Título − To my parents Samuel (in memoriam) and Elena, and all my lovely family for encouragement. Thanks very much! − "Luiz de Queiroz" College of Agriculture, University of São Paulo (ESALQ/USP) and the Forest Resources Graduate Program for the opportunity and support provided to carry out my research. − My advisers Prof. Dr. José Leonardo de Moraes Gonçalves (ESALQ/USP) and Prof. Dr. José Lavres Junior (Center for Nuclear Energy in Agriculture -CENA/USP) for their confidence in my potential as a student, and the strong guidance throughout this journey. I am grateful to have had the opportunity to work with you, thank! − To Coordination for the Improvement of Higher Education Personnel (CAPES) -Finance Code 001 for the scholarship that sponsored my doctorate. − To the Institute of Forest Research and Study (IPEF), through the Silviculture and Management Thematic Program (PTSM), especially Dr. Alexandre de Vicente Ferraz. Thanks for all support and encouragement. − To Prof Dr. José L. Stape for the first teachings on forest science. Thanks very much! − To Dr. Marcelo C. Alves (ESALQ) and Prof. Dr. Carlos T.S Dias (ESALQ) for the helping in the data analysis. − To Prof. Dr. Luís R. F. Alleoni (ESALQ) for the opportunity to carry part of the soil chemical analyses, and the technicians Luiz, Marina Colzato, Ednéia, and all internships for supporting the activities.