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不同地面结构育肥猪舍的恶臭排放影响因素分析

Keywords: 恶臭浓度,育肥猪舍,排放系数,地面结构

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Abstract:

研究了冷、暖季节下生物发酵床、水泥实心、全缝隙3种不同地面结构的机械通风育肥猪舍的恶臭浓度、排放系数及地面结构、舍内温湿度、猪体重对恶臭浓度的影响。研究表明:猪舍的恶臭浓度与舍内温度、猪体重呈显著正相关(p0.1);地面结构不同,恶臭浓度存在显著差异(p<0.05);生物发酵床猪舍有助于恶臭减排,恶臭浓度最低,水泥实心地面猪舍的恶臭浓度最高,全缝隙地面猪舍的恶臭浓度居中;生物发酵床、全缝隙、水泥实心地面育肥猪舍的恶臭排放系数分别为(3.39±3.33)、(3.70±1.31)、(4.33±2.39)OU/(m2·s)。

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