Books/Chapters in Books: (1) David Ojo. 2016. Watermelon live mulch climatic adaptation capabilities in Africa tropical cropping systems. In: Handbook of Cucurbits: Growth, Cultural Practices and Physiology. Taylor & Francis Publishing Group (TFG), Boca Raton, Florida, U.S.A. Edited by Pessarakli. Catalog #: K23003. ISBN: 978-1-4822-3458-9. 13pp. (2) David Ojo. 2015. Cucurbits: Botany, Ecology, Genetic Resources and Breeding. In: Handbook of Cucurbits: Growth, Cultural Practices and Physiology. Taylor & Francis Publishing Group (TFG), Boca Raton, Florida, U.S.A. Edited by Pessarakli. Catalog #: K23003. ISBN: 978-1-4822-3458-9. 32pp. (3) David Ojo. 2012. Phosphorus role on growth, development, yield and quality of grain amaranth. Lambert Academic Publishing (LAP) GmbH & Co. KG Dudweiler LandstraBe 99 66123 Saarbrucken, Germany. ISBN: 978-3-8473-1162-1. 283 pp. A book.