000 00524nam a2200169ua 4500
003 AR-SsjUCA
005 20250716140624.0
008 250228s1938 xxu 000 0 eng d
040 _aAR-SsjUCA
_bspa
_cAR-SsjUCA
245 0 0 _aSoils and men :
_bthe yearbook of agriculture 1938.
260 _aWashington :
_bDepartment of Agriculture,
_c1938.
504 _aBibliografía: 1181-1207.
650 4 _aSuelos
_95232
655 4 _aanuario
_932603
710 1 _aEstados Unidos.
_bDepartment of Agriculture.
_931678
999 _c20183
_d20183