Résultats pour : "Azotobacter"

Do commercial biological and chemical products increase crop yields and economic returns under smallholder farmer conditions? Jefwa Joyce Mnyazi, Pypers Pieter, Jemo M., Thuita Moses, Mutegi Edwin, Laditi M.A., Faye A., Kavoo A., Munyahali Wivine, Herrmann Laetitia, Atieno Mary, Okalebo John Robert, Yusuf Azeez, Ibrahim A., Ndung'u-Magiroi K.W., Asrat A., Muletta D., Ncho C., Kamaa Mary M., Lesueur Didier. 2014. In : Challenges and opportunities for agricultural intensification of the humid highland systems of Sub-Saharan Africa. Vanlauwe Bernard (ed.), VanAsten Piet (ed.), Blomme Guy (ed.). Cham : Springer International Publishing, 81-96. ISBN 978-3-319-07662-1

Les engrais verts vus par un pédologue. Joffe J.S.. 1955. Paris : IRCT, 47 p.