Autor:
Spencer, D.
In order to measure the effects of new agricultural technologies on labour productivity in sub-Saharan Africa, on-farm trials are usually conducted using small plots. Farmers who keep no records have to be interviewed frequently to minimize the effect of memory loss on the accuracy of the data co...
Enlace original:
https://cgspace.cgiar.org/handle/10568/97364
Spencer, D.
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[Collecting meaningful data on labour use in onfarm trials in subSaharan Africa]
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Collecting meaningful data on labour use in onfarm trials in subSaharan Africa
