STUDIES ON OCCURRING REGULARITY AND INTEGRATED MANAGEMENT OF KUWANASPIS HOWARDI COOLEY THE STUDY OF A SPECIOUS INVASIVE PLANT, WATER HYACINTH (EICHHORNIA CRASSIPES): ACHIEVEMENTS AND CHALLENGES STUDIES ON THE INTEGRATED MANAGEMENT TECHNIQUES OF SMALLER GREEN LEAFHOPPER IN TEA PLANTATION OF SOUTH YUNNAN STUDY ON VARIETY RESISTANCE OF TOBACCO DEVELOPING PERIOD TO BROWN SPOT AND THEINTEGRATED MANAGEMENT TECHNIQUES An overview and prospects for grassland adaptive management in China Integrated management technology on main diseases and insect pests of Ginkgo biloba A STUDY ON PSEUDOPHACOPTERON CANARIUM IN FUJIAN PROVINCE STUDY ON THE INTEGRATED MANAGEMENT OF CITRUS CANKER The integrated coastal zone management (ICZM) and its progress Integrated Management of Holcocerus hippophaecolus (Lepidoptera:Cossidae) APPLICATION OF CHUANHUA-018 IN THE INTEGRATED MANAGEMENT OF LEAF BLIGHT OF RICE New strategies ofplant gene-engineering for integrated weed management A PRELIMINARY STUDY ON THE INFESTATION AND ECOLOGY OF ACULUS BAMBUSAE KUANG (ACARI:ERIOPHYIDEA) IN MOSO FOREST Studies on Protection of Common Peony from Scarah Damages Sustainable management on pests by agro-biodiversity Ecological issues of research for biological invasion of Ampullaria gigas Spix in China