TY  - BOOK
AU  - Hofpen, Hans Joachim
TI  - Farm implements for arid and tropical regions
T2  - FAO agricultural development paper: no. 91
PY  - 1969///
CY  - Rome
PB  - Food and Agriculture Organization of the United Nations
KW  - Agricultural implements
KW  - sears
N1  - Bibliography: pages. 147-150
ER  -