Yazar
James Sumberg
12 cilt bulundu.
J. E. Sumberg · International Livestock Centre for Africa
12 sayfa · 1986
Bibliography / Gliricidia sepium / Multipurpose trees
James Sumberg · Routledge
202 sayfa · 2017
Agronomy / Crops / Research / Crops and soils / Crop science
James Sumberg, John Thompson · Taylor & Francis Group
222 sayfa · 2012
Agriculture, research / Agronomy / Agriculture, social aspects / Agriculture and state
J. E. Sumberg · Lynne Rienner Publishers
186 sayfa · 1997
Agricultural extension work / Agriculture / Citizen participation / Farms, Small / On-farm
J. E. Sumberg, Mary Murphy, New Economics Foundation Staff, Oxfam Staff · New Economics Foundation
Sayfa sayısı yok · 2006
Rural poor / Agriculture, economic aspects, developing countries
J. E. Sumberg, K. Cassaday · Agribookstore/Winrock
Sayfa sayısı yok · 1985
Goats / Sheep / Livestock, africa
John Thompson, James Sumberg · Earthscan
222 sayfa · 2012
Social aspects / Agriculture and state / Political aspects / Agriculture / Agronomy
Christine Okali, James Sumberg, John Farrington · Brand: Practical Action
158 sayfa · 1994
Agriculture / Research / Agriculture, research / Landbouwkundig onderzoek
James Sumberg, Jordan Chamberlin, Barbara Crossouard, Máiréad Dunne, Justin Flynn · CABI
Sayfa sayısı yok · 2021
Economics / Agriculture / Youth / Rural development / Rural conditions
