Data collection systems and methods in on-farm/farming systems research :
a critical review /
Derek Byerlee and Robert Tripp.

Description

Main Author

Byerlee, Derek.

Related Names

Tripp, Robert.

Language(s)

English

Published

1981.

Subjects

Agricultural systems > Agricultural systems / Research.
Agriculture > Agriculture / Research > Agriculture / Research / On-farm.

Note

Copy used for cataloging lacks final page(s).
"Incomplete first draft ... October, 1981."

Physical Description

42 leaves? ; 29 cm

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