000 00298nam a22000977a 4500
008 230802b |||||||| |||| 00| 0 eng d
040 _aNational Science Library
_cNational Science Library
245 _aSoil conservation
260 _aWashington, D. C.:
_bSoil Conservation Service,
942 _2udc
_cCR
999 _c57129
_d57129