Senna siamea trees recycle Ca from a Ca-rich subsoil and increase the topsoil pH in agroforestry systems in the West African derived savanna zone
A global assessment using PCR techniques of mycorrhizal fungal populations colonising Tithonia diversifolia
AN ASSESSMENT OF INTEGRATED STRIGA HERMONTHICA CONTROL AND EARLY ADOPTION BY FARMERS IN NORTHERN NIGERIA
The distribution of phosphorus fractions and desorption characteristics of some soils in the moist savanna zone of West Africa