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1前言随着生态学理论的不断发展和完善，人们对生物个体、生物种群以及种群之间、种群与环境之间的依存关系的认识不断地深化，以此为依托的森林生态学、森林经营管理学也将得到发展和完善，为我们进一步的研究提供了理论基础。根据我省林业生产部门多年来的生产实践表明，当前
1 Introduction With the continuous development and improvement of ecological theory, people’s understanding of the interdependence of biological individuals, biological populations and populations, between populations and the environment continues to deepen. Based on this, forest ecology, forest management Management will also be developed and perfected, providing a theoretical basis for our further research. According to our province’s forestry production sector over the years of production practice shows that the current