Structure and Function of a Tropical Savannah Ecosystem". In : Tropical Ecological Systems: Trends in Terrestrial and Aquatic Research. Ed. F. Golley, New York, Springer, , (1975). International Biological Programme Synthesis Series Vols 1-24, recently republished External links The International Biological Program (IBP), 1964-1974 - Description of the IBP in The National Academies online archives History of Earth science History of biology 1974 disestablishments Research projects Projects established in 1964