三、有机肥料的分类 1.粪尿肥：人粪尿、畜粪尿、禽粪、厩肥等 (human manure) (animal manure)(barnyard manure) 2.堆沤肥：秸秆还田、堆肥、沤肥 (straw returning)(compost)(waterlogged compost) 和沼气池肥 (methane tank compost) 3.绿肥：野生绿肥和栽培绿肥 (green manure) 4.杂肥：城市垃圾、泥炭、腐殖酸类肥料、 (rubbish) (peat)(humic acid fertilizers) 油粕类肥料、污水污泥等 (cake) (sewage and sludge)三、有机肥料的分类 1. 粪尿肥：人粪尿、畜粪尿、禽粪、厩肥等 2. 堆沤肥：秸秆还田、堆肥、沤肥 和沼气池肥 3. 绿肥：野生绿肥和栽培绿肥 4. 杂肥：城市垃圾、泥炭、腐殖酸类肥料、 油粕类肥料、污水污泥等 (human manure) (animal manure) (barnyard manure) (straw returning) (compost) (waterlogged compost) (methane tank compost) (green manure) (rubbish) (peat) (humic acid fertilizers) (cake) (sewage and sludge)