000 00459pam a2200169a 44500
008 160408b1986 xxu||||| |||| 00| 0 eng d
082 _a631.45
_bM823s
100 _aMorgan, Royston Philip Charles
245 1 _aSOIL EROSION AND CONSERVATION
260 _aEssex
_bLongman Scientific & Technical
_c1986
300 _ax,298
650 _aSoil Erosion
650 _aSoil Conservation
700 _aDavidson, D. A.
964 _gCIRC
997 _aA97463 C
999 _c303250
_d303250