13 Photos - Jun 8, 2013
Photo: Mohammed, Mulu, Sandra, Afrah, Ruben, AbebbechPhoto: preparing materialsPhoto: adding cow dungPhoto: checking the biodigestorPhoto: Discussing the processPhoto: Checking the systemPhoto: Photo: Checking color of biofertilizerPhoto: testing protein contentPhoto: small scale Sieving systemPhoto: botling the biofertilizerPhoto: sieving system2Photo: Mohammed first test spary in flower garden