00477pam a2200157a 44500008004100000020001900041041001200060082001600072100002400088245007800112260003600190300002000226650003200246700002000278700002100298231027s1980    xxu||||| |||| 00| 0 eng d  a0-13-822-155-3  aEnglish  a344.046 TRO  aTroeh, Frederick R.  aSoil and Water Conservation for Productivity and Environmental Protection  aNew JerseybPrentice Hallc1980  a718b24x16cm CB  aEnvironmental Law (344.046)  aDonahue, Roy L.  aHobbs, J. Arthur