A Preliminary Study on Karyotype of Kerria ruralis Wang A Preliminary Study on Biology of Kerria lacca strain Rangeeni A Study on the Life History of Kerria chinensis and Its Encrustation Phenslogy A Study on the Physical and Chemical Properties of Sindica Lac Molecular identification of the phytoplasma associated with kerria witches’-broom Clad istic Ana lysis of Phylogenetic Rela tionships among 7 Spec ies ofLac In sects( Homoptera: Tachardiidae) Effects of Foraging Experience on Natural Population of Kerria yunnanensis (Homopterae: Kerridae) Preference of Lac Insect to Host Branch in Foraging A Study on the Relationship between Amino Acid Content of Host Trees and Kerria lacca Spatiotemporal Dynamics of Nests and Population of Crematogaster macaoensis Wheeler in Mutualistic Relationship Observation on the Morphology of Kerria yunnanensis with Scanning Electron Microscope A Study on the Biolgical Characteristics of Ziziphus mauritiana at Hot and Dry Valley A Success in Propagating the Introduced Lac Insect (Kerria sindica) in China STUDY ON THE DEVELOPMENTAL THRESHOLD AND TOTAL OF EFFECTIVE TEMPERATURE OF THE LAC INSECT IN CHINA Impatiens kerriae Craib,a Newly Recorded Species of Impatiens (Balsaminaceae) from China THE ANATOMY OF SECONDARY PHLOEM AND PERIDERM OF EIGHT HOST TREE SPECIES OF KERRIA YUNNANENSIS ON THE VEGETATION C0NDITI0N OF THE BEST GR0WING REGION OF LAC INSECT IN YUNNAN Study on the Host Trees Adjustment of Kerria lacca Insect A Study on the Climatic Adaptibility of the Lac Insect, Kerria sindica (Mahdihassan) Diversity of Tetrigoidea Insects in Lac-Plantation-Farmland Ecosystem A STUDY ON THE BHALIA (MOGHANIA MACROPHYLLA) Seasonal Variations of Secondary Phloem Development in Pterocarya Stenoptera and Its Relation to Feeding of Kerria yunnanensis Diversity of beetle assemblages in lac\|plantation\|farmland ecosystem Effect of population of Kerria yunnanensis on diversity of ground-dwelling ant