What people are saying - Write a review
We haven't found any reviews in the usual places.
Nonagricultural activities which are indepen
The Emergence of Distinct Patterns of Energy
Changes in available sources of energy
4 other sections not shown
Other editions - View all
Africa Rural Technology African Savanna village age and sex agricultural season Appendix average body weight calorie cattle cent Commonwealth Secretariat consumption cultivated daily energy DeBoer and Welsch dependency ratio dependent draught oxen dry season Durnin and Passmore Eastern Kiang economic energy cost energy expended energy expenditure Energy for subsistence energy gained energy output energy value family farmer farm family households female labour fertiliser foodgrain Gambia Gambia River Genieri village groundnuts harvest human energy requirements human energy supply human labour inputs kcal kcal/hour per capita kcal/kg kcal/min labour labour force lactating Laguna Province Late millet leisure M. R. Haswell Maize Mandinka millet Negligible Negligible Negligible non-farm Nutrition organisation period protein rates ratio of energy rice Rural Technology Meeting Savanna village economy Seasonal pattern society soils Sorghum structure subsistence agriculture subsistence economies subsistence farmers Table tractor tropical utilisation Weeding West Africa Rural Wijewardene women