Continuous cropping obstacle and allelopathic autotoxicity of medicinal plants ON THE BIONOMICS AND ECOLOGICAL CONTROL TACTICS OF TETRANYCHUS TRUNCATVS EHARA IN CORN FIELD IN SHAANXI PROVINCE Ecosystem service value responses to ecological control in Karst region— A case study of Huajiang Gorge Demonstration Area of Rocky Desertification Control in Guizhou The Harm Caused by Mikania micrantha and Its Control by Cuscuta campestris Inhibition of local plant Phragmites communis on the invasive plant Solidago canadensis Ecological Control on Insect Pests of Eucalyptus Evaluation of azadirachtin against striped flea beetle,Phyllotreta striolata(F.) The utilization of crop residues from former rotation to control weeds in direct-seeding rice field STUDIES ON ECOLOGICAL CONTROL OF VIRUS DISEASES ON WEIQING RADISH Primary Research on the Ecological Control of Larch Needle Cast Forest Pest Ecological Control The Relationship between Occurrence of the Dieback Blight of Phyllostachys pubescens and Stand Growth and Site Conditions Diversity analysis for the Chinese tea varieties A review on the ecological and environmental impacts of agricultural ditch systems in wetlands Recent advances in research on LUCC: based urban ecological security Controlling tomato root-knot nematode disease by incorporating winter wheat straw to soil