000 004180000a22001690004500
008 160114t1976 xxu||||| |||| 00| 0 eng d
020 _a925100143X
041 _aeng
080 _a631.4
_bS6
942 _cBK
_01
245 _aThe soil : how the soil is made up
260 _aRome
_bFAO
_c1976
300 _a37p. : ill.
440 _aBetter farming series ; no.4
_920216
650 _aSOILS
650 _aAGRICULTURE
999 _c125851
_d125851