육성비육돈의 분뇨배설량 및 이화학적특성

Characteristics and Quantity of Waste Produced by Crowing and Finishing Pig

육성비육돈의 분뇨배설량 및 분뇨특성을 조사한 결과 시험기간중 사료섭취량은 3.07 kg/일.두, 음수량은 3.84kg/일.두였으며, 평균 분뇨 배설량은 각각 1.80kg/일.두, 2.76kg/일 .두로 총 4.57kg의 분뇨를 배설하는 것으로 조사되었다. 이화학적 특성에서 돈분의 수분 함량은 74.1%, pH 6.5, 질소 0.89%, $P_2O_5$ 0.46%였으며, BOD 및 SS는 각각 74,224m/l, 261,089mg/l였다. 돈뇨의 경우에는 수분 98.2%, pH 7.5, 질소 0.83%, P$_2$O$_{5}$ 0.05% 였으며, BOD 및 SS는 각각 6,054mg/l, 453mg/l였다.

This study was conducted to determine the volume and characteristics of growing and finishing pig manure. The results obtained in this study was summarized as follows; The average manure production per 60kg of betray weight fur pig was 4.57kg/head/day(faces 1.83, urine 2.74kg). The average moisture content of feces and urine was 74.1%, 98.4%, respectively. Water pollutant concentration, $BOD_5$, COD, SS, T-N and T-p, excreted from pig was 74,224mg/l, 63,046mg/l, 261,089mg/l in feces and 6,054mg/l, 5,295mg/l, 435mg/l in urine, respectively. The composition of manure produced by pig, N, $P_2O_5$ and $K_2O$. was 0.89, 0.46, 0.25% in feces and 0.83, 0.05, 0.23% in urine, respectively.