Mulberry-silkworm ecosystem is one of the important agro-ecosystems in China.
蚕桑生态系统是我国农业生态系统的重要组成部分。
Biogas system is the pivot in material recycling and energy transformation of a complex agro-ecosystem.
沼气发酵系统是复合农业生态系统中物质循环和能量转化的枢纽。
Plant net primary production (NPP) of agriculture vegetation represents the capacity of sequestrating atmospheric CO2 in agro-ecosystem, and plays an important role in terrestrial carbon cycling.
农业植被净初级生产力代表了农田生态系统固定大气co_2的能力，是陆地生态系统碳循环的重要组成部分。
Positive succession should be based on the temporal and spatial distribution and the coordinated utilization of oasis resource factors on the agro-ecosystem along Manas River.
玛纳斯河流域农业生态系统良性演替需建立在绿洲资源要素时空优化配置及其协调开发利用上。
The energy analysis of agro-ecosystems from the view point of energy flow is a quantitative study on the function of agro-ecosystem, and is one of the most important aspects in agro-ecosystem study.
农业生态系统的能量分析从能流着手进行农业生态系统的功能量化分析，是农业生态系统重要的研究方法之一。
Pratacultural science researches the grassland agro-ecosystem, mainly looking at 3 elemental groups, 3 main interfaces and 4 production levels.
草业科学是研究草地农业生态系统的科学，主要研究对象是3个要素群，3个主要界面和4个生产层。
The research of sulphur balance in agro-ecosystem was reviewed with special regard to the input to groundwater.
论述考虑地下水中硫投入的农田生态系统中硫的平衡。
The development trend of the researches on the water-fertilizer effect on dry land farmland in light of the characteristics of agro-ecosystem was also prospected.
结合农业生态系统特点对未来旱地农业水、肥效应的研究方向进行了展望。
The Hill and Mountain agro-ecosystem is characterized by very little irrigated land and difficult terrain.
在山与山农业生态系统的特点是很少的灌溉土地，地势崎岖。
The food energy taken in this agro-ecosystem by villagers is 10856.4KJ/day. person, straw and stalk burnt as fuel is near 1/4 of the total primary product.
乡村居民在本系统内摄取的食物能为10856.4KJ/人、日，全年烧掉的秸秆相当于整个系统初级生产能量的1/4。
The food energy taken in this agro-ecosystem by villagers is 10856.4KJ/day. person, straw and stalk burnt as fuel is near 1/4 of the total primary product.
乡村居民在本系统内摄取的食物能为10856.4KJ/人、日，全年烧掉的秸秆相当于整个系统初级生产能量的1/4。
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