Abstract:Forest ecosystem diversity of the forest landscape and the species diversity of the main forest ecosystem types was studied.The research site Liyang district is a representative in forest vegetation and in social economy at that highly developed area.Based on this,the evaluation on the dynamic state of bio\|diversity of the forest landscape was assessed by calculating index W and index Z.The conclusion shows that the bio\|diversity level of the forest landscape in Liyang district comes down during the past ...