Agricultural research and extension

Karya terkait

• Developing world agriculture / ed. by Andrew Speedy
• Development of information systems for agriculture : report of an APO study meeting 25th Feb.- 6th March, 1992 Tokyo Japan
• Development of sustainable agricultural system in Northeast Thailand through local resource utilization and technology improvement / Edited by O. Ito And N. Matsumoto
• Dibble sticks, donkeys, and diesels: machines in crop production / Joseph K. Campbell
• Dictionary of agricultural and environmental science / Frederick R. Troeh, Roy L. Donahue
• Dictionary of biotechnology : / by Wolfgang Babel, Monika Hagemann and Wolfgang Hokue
• Diktat ilmu penyakit tumbuhan / Jusup Sutakaria
• Diplomasi Indonesia di sektor pertanian pada forum kerja sama Internasional
• Directory of germplasm collections 4 vegetables / E. Bettecourt and J. Konopka
• Directory of research workers in agriculture and allied sciences / ed. by R. Vernon