Vytlačiť
1. Fertilizer use in African agriculture
:MORRIS, Michael. Fertilizer use in African agriculture : lessons learned and good practice guidelines : Africa fertilizer policy toolkit. Washington, D.C. : The World Bank, 2007. CD-ROM. Directions in development. ISBN 978-0-8213-6880-0. [Počet ex. : 1, z toho voľných 1, prezenčne 0]