Agricultural mechanization
Environmental guidelines for agricultural mechanization
United Nations Environment Programme
Henry E. Russell and Associates
text
index
essay
Nairobi
United Nations Environment Programme
1962
monographic
g d
x, 58 p. : 21 cm. ill. ;
juvenile
prepared by UNEP in consultation with UN specialized agencies ; edited by Henry E. Russell and Associates.
Cover title: Environmental guidelines for agricultural mechanization.
Bibliography: p. 17.
Farm mechanization
Environmental aspects
631.31 UNA
9280711164
NSL
20150318130401.0
2973295