Construct the Health Evaluation of Index System for Evergreen Broadleaf Forest in Jiangle Forest Farm

Much attention has been paid to health problems in southern collective evergreen broadleaf forest. Base on the survey data of 18 typical sample plots, through the combination of qualitative analysis and quantitative measurement method to construct a set of scientific and operational evergreen broadleaf forest health evaluation index system. Besides, determined index weight and carrying out health assessment on the samples by using the combination method .The results showed that the disease plots accounts for 56% of the total area of investigation, there was no unhealthy plots, subhealth sample area accounted for 222%, health sample area accounted for 556%, high quality sample area accounted for 167%. Evergreen broadleaf forest in Jiangle forest farm was in healthy status.