Open Access Research Paper Views (706) Nutrient cycling and nutrient-use efficiency in an agroecosystem of Trifolium alexandrinum L. Salama El-Darier, Mabroka Hemada J. Biodiv. & Environ. Sci. 13(3), 122-133, September 2018. Keywords: Nutrient accumulation, Organic constituents, Phytomass partitioning, Primary productivity Details