Green manure cover crops in Benin and Western Kenya - A review. - Kinyua, Michael; Cao Diogo, Rodrigue V.; Sibomana, Jean; Bolo, Peter Omondi; Gbedjissokpa, Mariette Gloria; Mukiri, Jessica; Mukalama, John; Paul, Birthe K.; Sommer, Rolf; Kihara, Job Maguta (International Center for Tropical Agriculture, 2019)