There are also numerous public and private primary and secondary schools located in the city and its suburbs. Other noteworthy institutions in the city include The University College Hospital, Ibadan (UCH), which is the first teaching hospital in Nigeria; the internationally acclaimed International Institute of Tropical Agriculture (IITA) headquartered in the city. Established in 1967, it focuses on the agricultural and developmental needs of tropical countries, with several research stations spread across Africa. The Nigerian Institute of Social and Economic Research (NISER), The Cocoa Research Institute of Nigeria, The National Root Crops Research Institute, and The Institute of Agricultural Research and Training (IAR&T), The Forestry Research Institute of Nigeria, The Nigerian Horticultural Research Institute (NIHORT), all under the auspices of The Agricultural Research Council of Nigeria.