000 00494nam a2200157Ia 4500
008 150327s9999 xx 000 0 und d
020 _a935734112
041 _aENG
080 _a631.45
_bSWA-S
245 _aSoil erosion and conservation
260 _c1983
_aAnkeny
_bSoil Conservation Society of America
300 _axxviii, 787p.
650 _aSoil ErosionConserationTechniques, Equipment, Materials
700 _aEl-Swaify, A. S. ; Moldenhauer, W. C. ; Lo, Andrew
942 _cBK
_2udc
999 _c15936
_d15936