| In this thesis, we use the theory and method of phytocoenoecology and vegetation ecology. On the base of survey and the material having be surveyed on the wetland vegetation resouce in the forest region of heilongjiang province, we divide the wetland to two sub-region, that is xiaoxing'an mountain wetland plant sub-region and three river plain wetland plant sub-region. At the same time we can divide wetland vegetation type to 2 vegetation group, 7 vegetation type, and 7 vegetation type, 15 formation group, 31 formation, 52 association group or association, wetland plant altogether have 73 families, 68 genera, 428 species.It is first time that we systematically explain all kinds of vegetation form, distribution, plant composition , the state of destruction and utilization on wetland in the forest region of heilongjiang province. Some suggestion are made on the rational utilization and protection of wetland plant resource. The basal data and scientific evidence are provided for utterly understanding of the state of wetland plant resource in the forest region of heilongjiang province, establishing wetland natural conservation and dynamic management of wetland. |
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