一、制度变迁是社会林业的发展条件（一）社会林业发展要求制度变迁社会林业作为林业的社会组织形式，它必然要随着生产力的发展而发展，随着生产关系的变化而变化。社会林业作为社会组织制度，它的发展过程，就是各个具体的社会林业所反映的各个组织制度的不断演替的过程。各 I. Institutional Change is the Developmental Condition of Social Forestry 1. Social Forestry Demands Institutional Changes Social forestry, as a social organization form of forestry, must inevitably develop with the development of productive forces and with changes in the relations of production. Social forestry, as a system of social organizations, is a process of the continuous succession of various organizational systems as reflected in each specific social forestry. each