Drainage machinery
European Commission on Agriculture, Working--Romania, 1972
Drainage machinery - Rome FAO 1973 - 28cm. 122 - FAO Irrigation and drainage paper, 15 .
AGRICULTURAL ENGINEERING
AGRICULTURAL ENGINEERING DRAINAGE HYDRAULIC MACHINERY
631.62 E80D
Drainage machinery - Rome FAO 1973 - 28cm. 122 - FAO Irrigation and drainage paper, 15 .
AGRICULTURAL ENGINEERING
AGRICULTURAL ENGINEERING DRAINAGE HYDRAULIC MACHINERY
631.62 E80D