000 003110000a22001330004500
245 _aSoil and water conservation
100 _aTroeh, F.R.
100 _aHobbs, J.A.
100 _aDonahue, R.L.
260 _aNew Jersey
_bPrentice Hall
_c1980
080 _a626.8:631.4
_bT7
041 _aEN
942 _cBK
999 _c120359
_d120359