Abstract:

Through analysis and evaluation on eight kinds of harvesting and transportation models commonly used in our country’s southern artificial forest area，the result shows that under the same operation conditions，the economic benefits, ecologic benefits, social benefits and comprehensive benefits of different operation models are different, the model Ⅱ has the best comprehensive benefit, being the optimum model for cutting area operation．The second best comprehensive benefit is achieved in model Ⅲ It is proposed that the production decision department of the forestry should consider the economic, ecologic and social benefit synthetically in choosing the model of harvesting and transportation for artificial forest cutting area．The model Ⅱ should have priority to be selected in the cutting area with the condition of waterway transportation．The model Ⅲ should have priority to be selected in the cutting area without the condition of waterway transportation．

Key words: ecological harvesting and transportation, artificial forest, comprehensive benefits evaluation, selecting of the optimum operation model