000 003870000a22001450004500
060 _a100
082 _a631.40202 MAN
245 _aManual on conservation of soil and water
260 _aNewdelhi, Oxford & IBH publishing co
260 _c1964
300 _a208
310 _aDept of agriculture U S
650 _asoil conservation / water conservation / soil science
942 _cBK
999 _c347552
_d347552