Habitat Suitability Selection Models on Nesting of Grey Heron(Ardea cinerea)in Zhalong National Nature Reserve,Heilongjiang Province,China;

Study on Moulting and Nesting Ecology of Yellow-bellied Prinia, Prinia Flaviventris;

A primary study on fuzzy comprehensive evaluation of water trophic type;

Through field investigation and experiment analysis, the effects of four management types of Pinus koraiensis forest on soil properties around Tangwang river were studied.

On the base of previous work on the urban forest and practice in making forest management plan, this paper carried on the research to several problems about making urban forest management plan, such as urban forest resources investigation, management types organization, forest cultivation and utilization, evaluation index system, benefit analysis and so on.

In order to provide the basic foundation of sustainable management practice of natural broad leaved forest in Fujian province, the basis of working group organization, the relation between every organizational basis, the organizing and naming of working group and the main points of management systems in every working group of natural broad leaved forest in Fujian province was studied in the pape