作 者: ;
机构地区: 华南农业大学农学院热带亚热带生态研究所
出 处: 《家畜生态学报》 2008年第3期109-112,共4页
摘 要: 分析了城郊地区畜牧业以消耗和生成的水、肥、气等农业物质资源为形式的物化生态服务功能。消耗水资源包括畜禽饮水和栏舍冲水2部分,产生肥力资源以粪便中有机质和N、P、K等养分来源为主,影响大气资源主要是消耗O2、释放CO2、排放CH4的过程。以佛山市2006年畜牧业为例,消耗水资源和破坏大气资源形成负价值,增加肥料资源产生正价值,每年生态服务价值共计186.73万元。 The materialized ecological service of the urban husbandry in form of consuming or producing agricultural resource including water, fertility and atmosphere was reviewed . Consuming water resource consisted animal drinking and house cleaning , and the produced fertility resource came from the organic matter and N,P and K in the manure, and the atmosphere was affected by the urban husbandry because of consuming O2,releasing CO2 and discharging CH4. Take Foshan husbandry,the total materialized ecological resource valued 186.73×10^4 yuan(RMB) per year.