A New Red Pear Variety with Higll Quality,Late Ripening and Long StorageLife‘Ym 1’ Efects of Salt Stress on Diurnal Course of Photosynthesis of Young ‘Hosui’ Pear Trees with Di仃erent Rootstock Efect of High-voltage Static Elec tric Field on Postharvest Physiology of ‘Yali’Pear Efects of Salt Stress on Diurnal Course of Photosynthesis of Young ‘Hosui’ Pear Trees with Di仃erent Rootstock Efect of High-voltage Static Elec tric Field on Postharvest Physiology of ‘Yali’Pear Change of Polyamine Oxidase Activity during Cowpea Seed Germination and Its Influencing Factors Change of Polyamine Oxidase Activity during Cowpea Seed Germination and Its Influencing Factors A New Pear Cultivar——‘Xueqing’ Study on Characteristics of Polyphenol Oxidase in Pingguoli Pear ‘Eli 1’—A Early-season Maturity Pear Variety Changes in Betaine Level in Pear, Jujube and Grapevine Leaves under WaterStress Study on Characteristics of Polyphenol Oxidase in Pingguoli Pear Studies on Inheritance Tendency of Some Characters of Pears Leaf Culture and Plantlet Regeneration of Pear (Pyrus) Studies on Inheritance Tendency of Some Characters of Pears Leaf Culture and Plantlet Regeneration of Pear (Pyrus) Effect of Low Temperature and Pathogen Stress during Storage Periods on Pear Fruit Pulp ATP Contents,H+-ATPase and Ca2+-ATPase Activity Changes in Sorbitol Content and Its Related Enzyme Activities during Peach Fruit Development Development of EST-SSR in Populus deltoides and P. euramericana A New Variety of Ornamental Peach: Prunus persica × davidiana‘Pin Hong’ An Integrated Genetic Linkage Map from Three F2 Populations of Cultivated Peanut (ArachishypogaeaL.) Establishment of the Dynamic Model and Nutrient Accumulation of Chestnut‘s Fruits and Seeds During the Growth Period Research Progress on Structure and Evolution of Plant Centromeres Establishment of the Regeneration System of Cotyledonary Node and Genetic Transformation of Pti4 Gene in Cowpea Diversity of Fruit Quality of Local Pear Germplasm Resources in Guizhou Transformation AhNCED1 Gene in Peanut (Arachis hypogaea L.) Rela tion sh ip Between Pollen Abortion and Change of Endogenous Polyam ines Contents in‘Niitaka’Pear Cultivars A Very Early-ripen ing Flat Peach Variety ‘Xiuzhenzaopan’ A New Pear Cultivar ‘Jinbali‘ Self-compatible Pear Cultivar ‘Yan Zhuang‘ Resulting from S-RNase Mutation of ‘Ya Li‘ (Pyrus bretschneideri Rehd.) A New Peach Cultivar ‘Heluohongmi’ A New Red Pear Cultivar ‘Mantianhong’ A New Cold Resistant High Quality Pear Cutivar‘Hanluli’ A New High Quality Mid-late Maturing Pear Cultivar‘Jiyu’ A New Early-ripening Flat Peach Cultivar‘Hongmi Pantao’ A New Yellow-flesh Canning Peach Cultivar‘Qiulu’ A New Later-maturing Peach Cultivar‘Qiumihong’ Effects of Selenium on Leaf Senescence and Antioxidase System in Pyrus bretschneider‘Dangshan Suli’ Investigation of the Mineral Nutrients Status of Pear Leaves in Main Orchards Around the Bohai Bay Region Effects of Fruit Thinning on Fruit Sugar Accumulation and Leaf Photosynthetic Characteristics of Pear