Study on the Influence of Main Associated Tree Species on Growth of Tilia amurensis STUDY ON THE INFLUENCE OF MAIN ASSOCIATED TREE SPECIES ON GROWTH OF PICEA KORAIENSIS SEEDLINGS Studies on the Meiosis of Pollen Mother Cell and Pollen Development of Picea koraiensis Nakai Gene Diversity and Genetic Differentiation in Natural Populations of Picea koraiensis Reaction System Optimization and Specific Identification of Picea koraiensis and P. koraiensis var. nenjiangensis by RAPD and ISSR Marker High effective liquid chromatographic analysis of vitamin C in Pinus koraiensis and Picea koraiensis leaves STUDY ON THE TREE LAYER BIOMASS OF Picea koraiensis ARTIFICIAL FORESTS Effects of Water Stress on Photosynthetic Characteristics of Spruce ORGANIC FREE RADICALS AND FREE RADICAL SCAVENGERS IN OVERWINTERING CONIFER NEEDLES A new variety of Picea from Notheast of China STUDY ON THE GENETIC DIVERSITY OF PICEA KORAIENSIS Spatial distribution pattern of main populations and gap makers in Picea koraiensis and Abies nephrolepis forest of Xiaoxing’an Mountains, Northeast China. Growth release determination and interpretation of Korean pine and Koyama spruce in Shengshan National Nature Reserve, Heilongjiang Province, China A PRELIMINARY STUDY ON THE PATHOGENICITY OF PICEA KORAIENSIS L. LEAF RUST Climategrowth relationships of Picea koraiensis and causes of its recent decline in Xiaoxing’an Mountains, China. STUDIES ON ANATOMICAL STRUCTURE OF STEM AND FORMATION OF THE ADVENTITIOUS ROOT OF CUTTING OF PICEA KORAIENSIS THE AGE EFFECT OF CUTTING PROPAGATION OF PICEA KORAIENSIS AND ITS PHYSIOLOGICAL MECHANISM EXPLORING OF SOLAR ENERGY DISTRIBUTION ON CANOPY SURFACE OF INDIVIDUAL PICEA KORAIENSIS NAKAI