Humboldt-Universität zu Berlin | Thaer-Institute | Horticultural Economics | Employees | Dr. Yorcelis Carmelina Cruz Velasquez | 1687472 Visiting address Invalidenstraße 42 (Hauptgebäude) , Room 1134 Phone number (030) 2093-46335 Fax (030) 2093-46331 Mailing address Unter den Linden 6, 10099 Berlin