AGROCLIMATIC ZONE. AGROCLIMATIC ENVIRONMENT


An area or iet of areas, not necessarily contiguous, with similar
agroclimatic conditions such that, under a given management
regime, crop or animl' species exhibit approximately the same
biological expression throughout the zone.



AGROECOLOGICAL ZCNE

An area or group of non-contiguous areas having the same or very
similar cia-acteristics from an ecological and agronomic point of
view.



AREA SAMPLING, FIELD SAMPLING

The samplin3 method whereby a field is chosen randomly and then
the cultivator of the field interviewed. Fields may be chosen by
randomly locating coordinates on a m.p of scale 1:50 000.



ASSOCIATED CROPPING

The simultaneous planting of two or more crops within the same row
or within tie same hill. Also known as MIXED-ROW CROPPING.


BASELINE DATA


Data collected e.g., on crop yields, labour inputs, or market
prices t eore a project begins and against which a project's
results can be evaluated.



BASELINE SURVEY, BENCHMARK SURVEY

A survey : o a TARG0T AREA before other project work begins so as
to obtain information against which th, project's effects can be
eva lated.



BENCHMARK SITE

A sample location for research and tasting which is chosen to be
representative of soie TARGET AREA i. terms of its agroecological
and other relevant characteristics.


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