一、引言林业气候区划是在一定地域内,根据影响林木生长发育、分布的主要气候因素对气候等级作区域性划分。林业气候区划隶属于林业综合区划范畴。科学的林业气候区划,可为林业生产布局、结构的调整、经营方向和措施的制定提供科学的依据和可靠的信息。为了掌握各地气候资源的特点并加以充分合理的利用,必须对区域内林业气候进行科学的区划。本文 I. INTRODUCTION The forestry climatic zoning is based on the regional classification of climatic grades according to the main climatic factors that affect the growth and development of trees and their distribution in a certain area. Forestry climatic zoning belongs to the category of comprehensive forestry. Scientific forestry climate zoning can provide scientific basis and reliable information for the layout of forestry production, the adjustment of structure, the establishment of management direction and measures. In order to grasp the characteristics of climatic resources and make full and reasonable utilization, it is necessary to make a scientific division of the forestry climate in the region. This article