Sustainable management for farmland shelterbelts An Approach to Sustainable Management of Population Genetic Resources of Trees Ⅱ. Management Analysis of Plantation and Natural Population of Some Autochthonous Tree Species in China The Application and Comparison of Linear Programming, Simulated Annealing and Genetic Algorithm in the Sustainable Management of Cunninghamia lanceolata Plantations Study on Sustainable Management Unit,Criteria,Indicators and Cutting Practices in Tropical Natural Forest in Hainan Island International trends of applied ecology and its future development in China The state of Utilization and Sustainable Management of Forest Genetic Resources ON THE SUSTAINABLE MANAGEMENT OF ORIENTAL MIGRATORY LOCUST DWELLING IN ABANDONEDLAND ECOSYSTEM IN HAINAN PROVINCE Ecological risks and sustainable utilization of reclaimed water and wastewater irrigation A Preliminary Survey on Forest Sustainable Cutting Sustainable Control Techniques of Bursaphelenchus xylophilus in Xiamen of Fujian Province Ethnobotanical Valuation on Medicinal Plant Resources in Ludian Administrative Village,Lijiang County, Yunnan Province A Review on Development Situation and Sustainable Management of Eucalypt Plantation Optimal models on sustainable management of oases ecosystem in southern margin of Taklamakan Desert Sustainable management of grassland resources in the Alatai region of northern Xinjiang An Approach to Sustainable Management of Population Genetic Resources of Trees Ⅰ. Relevant Theoretical Analyses of the Information on Population Genetic Variation