文档介绍：Studies on vegetation characteristics, soil
nutrients and protozoa with the change of
altitude in alpine meadow on the East
Qinghai-Tibetan Plateau.
索南措
Sonamtso
西北师范大学
Northwest Normal University
目录
中文摘要........................................................................................................................... I
ABSTRACT ..................................................................................................................... II
第一章前言...................................................................................................................1
第二章材料与方法........................................................................................................ 13
研究地区概况....................................................................................................... 13
实验设计和方法................................................................................................... 13
样地设置......................................................................................................... 13
地上植被特征的调查................................................................................... 14
土壤的采集及处理....................................................................................... 14
土壤理化性质的测定.......................................................................................... 14
土壤含水量的测定......................................................................................... 14
土壤 pH 的测定.............................................................................................. 15
土壤有机碳的测定......................................................................................... 15
方法原理............................................................................................... 15
结果计算............................................................................................... 15