00294nam a2200097Ia 4500008004100000082001600041100002400057245007200081260003500153300000800188140113s9999    xx            000 0 und d  a631.57   L4  a"Lochr, Raymond.C."  a"Agricultural waste management, problems, processes and approaches"  a1974bAcademic PresscNew York  a576