Key areas selection and suggestions study on modern forestry ecological system construction of state-owned forests in Heilongjiang Province

The state-owned forests in Heilongjiang province made significant contribution to China´s economic development, but with a huge price of serious ecological deterioration. So modern forestry construction of the state-owned forest focuses on strengthening the modern forestry ecological system. The key is the selection of key areas of ecological system. This paper takes Yichun state-owned forest for example, builds evaluation index system and factor analysis model to key areas choice of modern forestry ecological system and studying Yichun in Heilongjiang Province. This paper has important studying significance to promote the state-owned forest modern forestry ecological construction.