Yazar
gerard j gill
17 cilt bulundu.
Gerard J. Gill · Cambridge University Press
343 sayfa · 1991
Agriculture / Crops and climate / Economic aspects / Economic aspects of Agriculture / Economic aspects of Crops and climate
Gerard J. Gill · Institute of Development Research, Faculty of Arts, Haile Selassie I University
493 sayfa · 1974
Economic conditions
Gerard J. Gill · The Institute
Sayfa sayısı yok · 1973
Economic aspects / Economic aspects of Roads / Roads
Gerard J. Gill · Dept. of Agricultural Economics and Management, University of Reading
Sayfa sayısı yok · 1981
Animal-powered engines / Farm mechanization / Draft animals
Gerard J. Gill · Winrock International, Policy Analysis in Agriculture and Related Resource Management
51 sayfa · 1999
Grain / Fertilizers / Agricultural productivity
Gerard J. Gill · Winrock International, Policy Analysis in Agriculture and Related Resource Management
30 sayfa · 1997
Forestry products industry / Produce trade / Food industry and trade / Forest products industry
Gerard J. Gill · Institute of Development Research, Addis Ababa University
24 sayfa · 1976
Statistical services
Gerard J. Gill · Winrock International, Policy Analysis in Agriculture and Related Resource Management
254 sayfa · 1996
Grain trade / Agricultural productivity
Gerard J. Gill · Winrock International, Policy Analysis in Agriculture and Related Resource Management
37 sayfa · 1996
Marketing / Produce trade / Farm produce
Gerard J. Gill · Institute of Development Research, Haile Sellassie I University
32 sayfa · 1974
Agriculture / Economic aspects / Economic aspects of Agriculture / Farm management / Mathematical models
Gerard J. Gill · HMG Ministry of Agriculture/Winrock International, Policy Analysis in Agriculture and Related Resource Management
205 sayfa · 1994
Agriculture / Nepal / Congresses / Statistics
Gerard J. Gill, G. B. Thapa · HMG Ministry of Agriculture/Winrock International, Policy Analysis in Agriculture and Related Resource Management
375 sayfa · 1993
Conservation of natural resources / Citizen participation
Gerard J. Gill, Policy Analysis in Agriculture and Related Resource Management (Program : Nepal) · HMG Ministry of Agriculture/Winrock International, Policy Analysis in Agriculture and Related Resource Management
37 sayfa · 1995
Agriculture / Environmental aspects