00921nam a2200241 a 4500 2973295 BD-DhUL 20150318130401.0 s1962 ke b i00000 eng d 9280711164 NSL NSL BD-DhUL 631.31 19 UNA Agricultural mechanization / prepared by UNEP in consultation with UN specialized agencies ; edited by Henry E. Russell and Associates. Nairobi : United Nations Environment Programme, 1962. x, 58 p. : 21 cm. ill. ; Cover title: Environmental guidelines for agricultural mechanization. Bibliography: p. 17. Farm mechanization Environmental aspects. United Nations Environment Programme. Henry E. Russell and Associates. Environmental guidelines for agricultural mechanization. ddc BK 36131 36131 0 0 ddc 0 631_310000000000000_UNA 0 NFIC 67125 DUSL DUSL GEN 2015-03-18 Purchased 631.31 UNA D2610 2015-03-18 2015-03-18 BK 0 0 ddc 0 631_310000000000000_UNA 0 NFIC 67151 DUSL DUSL GEN 2015-03-25 Purchased 631.31 UNA D2609 2015-03-25 2015-03-25 BK