大庆市碱草草场主要土壤环境因子对土壤呼吸的影响

Effects of Main Soil Environment Facts on Soil Respiration in Daqing Leymus Chinensis Grassland

影响土壤呼吸的因子有很多,在不同时间空间的不同生态系统其影响因子各不相同。本文研究了土壤呼吸的主要影响因子,包括地温、土壤湿度等非生物因子。发现地温、湿度是影响大庆市碱草草场土壤呼吸的主要因子,并从而建立了以地温及湿度为影响因子的土壤呼吸定量描述模型。

Soil respiration is influenced by many factors, which are different in a variety of spat ion-temporal ecosystem. The objective of this paper is to review the main factors including abiotic factors such as the soil temperature and soil moisture. The results show that soil temperature and soil moisture are key factors which control soil respiration in Daqing Leymus Chinensis Grassland. Quantitative Describe model between the amount of soil respiration and soil moisture and temperature is set up.