Most of the research conducted
in the NF Project, uses a bottum-up approach, called Farmer Participatory Research (FPR)
and extension (FPE). The outstanding feature of this approach is that farmers participate
in every step of a new technologys development. They make all the
important decisions; for example, they diagnose the major problems in their village or
farm, choose the type of FPR trials that might solve these problems, select the most
suitable treatments to be tested, observe and harvest the trials, evaluate the
results, and, finally, select the best treatments to adopt. Researchers and extension workers merely
facilitate the process. They may set out demonstration plots to show the range of
optionslike a menufrom which farmers can select the most suitable ones for
testing in their own fields. The facilitators (researchers or extensionists, also called
development workers) provide planting material of new varieties or of
new intercrops to be tested, fertilizers or other inputs to be tested, or plastic sheets
for use in erosion control trials to measure soil losses.
Initially,
the facilitators may need to help farmers select the best site for the trials, lay out the
plots, and establish the selected treatments. During the growth cycle, they visit the
farmers regularly to discuss the progress of the trials and, if necessary, solve certain
problems. At harvest, the facilitators may organize a field day, inviting participating
and non-participating farmers to help harvest the trials together and discuss results.
Also, on this field
day, the researchers may calculate the average yield (if the same treatments were used in
all trials), as well as the gross income, production costs, and net income for each
treatment. These calculations should help farmers select the most useful treatments for
further testing, adaptation, or adoption on larger areas of their production fields.
The conceptual
framework of this approach is shown in the diagram below.

Once the farmers
identify useful varieties or production practices through their FPR trials, they can also
help disseminate their results. Effective FPE approaches include:
Cross-visits.
Farmers that like to participate in the project visit sites where FPR trials have already
been conducted and new practices adopted. During these visits, the farmers from the latter
sites explain their reasons for adopting new technologies. After the visits, the newly
participating farmers may adopt new technologies immediately, or first conduct FPR
trials in their own fields.
Field days at
harvest. Farmers from neighboring villages are invited to participate in harvesting the
experimental plots. Each farmer then evaluates each treatment in the various trials, and
discusses, with all the other farmers, the pros and cons of the various practices or
varieties tested.
Training. Two or
three key farmers from each pilot site, together with their local extension workers
participate in a training course where they learn about various FPR methodologies, how to
carry out experiments, and how to implement commonly selected technologies such as setting
out contour lines or planting, maintaining, and multiplying hedgerows to control erosion.
After spending several days together in the training course, farmers and extension workers
get to know each other well; they are encouraged to form local FPR teams to
help other farmers in their community conduct FPR trials or adopt new technologies.
Community-based
self-help groups. Farmers are encouraged to set up these groups as a way of
organizing themselves to conduct FPR trials, implement selected practices, and, in some
cases, manage a rotating fund, from which members can borrow money for production inputs.

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