238 treff

soil fertility
Improving soil fertility in smallholders' farming system in the southern highlands of Tanzania : a case study of Njombe district
Richard Y. Kasuga, Priscilla B. Mbwaga
Bok Engelsk 1998 · Vis mer
Soil fertility evaluation and control
Charles A. Black
Bok Engelsk 1993 · Vis mer
Is soil fertility declining? : perspectives on environmental change in Southern Ethiopia
Eyasu Elias
Bok Engelsk 1998 · Vis mer
Soil fertility and animal health
Albrecht, William Albert
Bok Engelsk 1958 · Vis mer
Soil fertility and organic matter as critical components of production systems : proceedings of a symposium
sponsored by Division S-4, S-2, S-3, and ...
Bok Engelsk 1987 · Vis mer
Malawi : soil fertility initiative : concept paper
Soil Fertility Initiative
Bok Engelsk 1998 · Vis mer
Integrated soil fertility management : a path to sustainable intensification of cocoa production in West Africa?
Deo-Gratias J. M. Hougni
Bok Engelsk 2023 · Vis mer
Linking soil fertility management to agricultural input and output market development : the key to sustainable agriculture in West Africa
editors: Siegfried K. Debrah, Willem G. K...
Bok Engelsk 1999 · Vis mer
Soil fungi and soil fertility : an introduction to soil mycology
Garrett, S. D
Bok Engelsk 1981 · Vis mer
Soil and soil fertility management among farmers in Luweero district, Uganda
Nyombi, Kenneth
Bok Engelsk 2003 · Vis mer
Declining soil fertility : adaptation of peasant farm households with emphasis on soil fertility management, Masaka District, Uganda
by Paul Kiyemba
Bok Engelsk 2003 · Vis mer
Soils and soil fertility
Louis M. Thompson and Frederick R. Troeh
Bok Engelsk 1973 · Vis mer
Integrated soil fertility management in Africa : principles, practices and developmental process
edited by Nteranya Sanginga and Paul L. W...
Bok Engelsk 2009 · Vis mer
Adoption of soil fertility improvement technologies among smallholder farmers in Southern Malawi
Linda Lindizgani Robert Chinangwa
Bok Engelsk 2006 · Vis mer
Integrated soil fertility management in Siaya District, Kenya
Nelson A.R. Mango
Bok Engelsk 1999 · Vis mer
The control of soil fertility
Cooke, G. W
Bok Engelsk 1967 · Vis mer
Replenishing soil fertility in Africa
Buresh, Roland J.
Bok Engelsk 1997 · Vis mer
Nutrients on the move : soil fertility dynamics in African farming systems
edited by Thea Hilhorst and Fred Muchena
Bok Engelsk 2000 · Vis mer
Implications of soil fertility, land and tree tenure systems for agroforestry planning and practices in Azad Kashmir : a dissertation ...
by Ishfaq Ahmed
Bok Engelsk 1999 · Vis mer
Soil fungi and soil fertility
Garrett, Stephen Denis
Bok Engelsk 1963 · Vis mer
Towards integrated soil fertility management in Malawi : incorporating participatory approaches in agricultural research
G. Kanyama-Phiri ...
Bok Engelsk 2000 · Vis mer
Towards integrated soil fertility management in Tanzania : developing farmers' options and responsive policies in the context of prevailing agro-ecological, socio-economic and institutional conditions
George Ley ... [et al.]
Bok Engelsk 2002 · Vis mer
Farmers' knowledge of soil fertility and local management strategies in Tigray, Ethiopia
Marc Corbeels, Abebe Shiferaw and Mitiku ...
Bok Engelsk 2000 · Vis mer
Farmers' responses to soil fertility decline in banana-based cropping systems of Uganda
Mateete Bekunda
Bok Engelsk 1999 · Vis mer
Farmers' perceptions of soil fertility changes and management
Eyasu Elias
Bok Engelsk 2002 · Vis mer
Prospects of integrated soil fertility management in Tullo District, Eastern Oromia, Ethiopia : socio-economic and institutional challenges and opportunities
Gutu Olana Wayessa
Bok Engelsk 2003 · Vis mer
The Impact of agroforestry-based soil fertility replenishment practices on the poor in western Kenya
Frank Place ... [et al.]
Bok Engelsk 2005 · Vis mer
Assessment of soil erosion and soil fertility in Tanzania and their effect on crop productivity : with special reference to selected agro-ecological zones
by Apia Wilbaldi Massawe
Bok Engelsk 1996 · Vis mer
Workshop on nutrient cycling and soil fertility management in Africa, Soddo, Welaita, Ethiopia, 26 November-2 December 1995 : hosted by the Farmers Research Project, FARM-Africa, Ethiopia as part of the EC STD Programme coordinated by the Drylands Programme, International Institute for Environment and Development, London

Bok Engelsk 1995 · Vis mer
Study week on organic matter and soil fertility. April 22-27, 1968 : [proceedings
Study Week on Organic Matter and Soil Fertility
Bok Engelsk 1968 · Vis mer