00342nam a2200121Ia 450000500170000000800410001702000150005805000150007310000140008824500480010226000450015065000250019520251229085735.0251229s9999    xx            000 0 und d  a8523360215  aTD 929 .G6  aGowan, D. 0aSlurry and farming waste disposal.cD Gowan  aWharfedaleb Farming Press Limitedc1972  aFarm Waste Disposal.