A PRELIMINARY STUDY ON THE TRANSFER OF NUCLEI AMONG CELLS OF THE SCALE LEAF IN PINUS TABULAEFORMIS CARR. SULFUR DIOXIDE POLLUTION CONTRIBUTES TO OUTBREAK OF THE SAWFLY DIPRION JINGYUANENSIS XIAO AND ZHANG (HYMENOPTERA:DIPRIONIDAE) Development and Histochemistry of Resin Ducts of Secondary Xylem in the Stem of Pinus tabulaeformis Carr. Characterization of the responses of photosynthetic and chlorophyll fluorescence parameters to water stress in seedlings of six provenances of Chinese Pine (Pinus tabulaeformis Carr.) THE INITIATION AND DEVELOPMENT OF RESIN DUCTS IN PINUS TABULAEFORMIS CARR Determination of Ovule Development of Pinus tabulaeformis in Beijing,China STUDY ON PROVENANCE SELECTION OF PINUS TABULAEFORMIS CARR. IN GANSU PROVINCE A NUMERICAL ANALYSIS ON THE DIVIDING LINE OF GEOGRAPHIC DISTRIBUTION AND TAXONOMY RELATION BETWEEN PINUS HENRYI MAST. AND PINUS TABULAEFORMIS CARR. THE STRUCTURE, DISTRIBUTION AND DEVELOPMENT OF THE RESIN DUCTS IN THE SECONDARY STRUCTURE OF STEM OF PINUS TABULAEFORMIS CARR HISTOCHEMISTY OF RESIN DUCT DEVELOPMENT OF PINUS TABUL AEFORMIS CARR STUDY ON EARLY SELECTION IN PINUS TABULAEFORMIS CARR A sudy on the relationships between the relative contents of needle volatile terpenes with environmetal and growth factors of Pinus tabulaeformis Carr SEED GERMINATION ECOLOGY OF PINUS TABULAEFORMIS IN RELATION TO THEIR PROVENANCES STUDY ON CORRELATIVE RELATIONS BETWEEN AIR-SEEDING EFFECT AND SITE FACTOR FOR PINUS T ABULAEFORMIS STUDIES ON CECIDOMYIA WENI JIANG The Application of Pinus tabulaeformis Tree Rings in Revealing the Pollution History of Chengde City Intraspecific competition characteristics between Pinus tabulaeformis and Platycladus orientalis forests Ecosystems carbon storage and carbon sequestration potential of two main tree species for the Grain for Green Project on China‘s hilly Loess Plateau The Clonal Variation of Female and Male Strobilus Production and Evaluation of Stability for Pinus tabulaeformis Carr. Hydro-ecological effects of artificial Pinus tabulaeformis carr. and Hippophae rhamnoides stands in low mountainous upland of western Liaoning Province, China A StUDY ON RESPUNSE OF CHINESE PINE (PINUS TABULAEFORMIS CARR.) ENDAMAGED BY PINE CATERPILLAR STUDIES ON THE SPECIES RELATIONS IN THE MIXED FORESTS OF PINUS TABULAEFORMIS CARR.AND BETULA PLATYPHYLLA SUK INDUCED CHEMICAL DEFENSES AND DELAYED INDUCED RESISTANCE OF PINUS TABULAEFORMIS CARR.TO DENDROLIMUS SPECTABILIS BUTLER Analysis of Volatile Constituents in Pinus tabulaeformis Bark with GC/MS Analyses of peroxidase isozyme and protein polypeptides in female sterile Pinus tabulaeformis THE ENERGY BALANCE OF A STAND (PINUS TABULAEFORMIS CARR)