Effects of several chemicals on nitrate accumulation and nutritive quality of Chinese cabbage Study on the nutrition characteristics of chinese yew (Taxus chinensis (Pilger.) Rehd.Var. Mairei) Effects of concentration of atrazine and butachlor in soils on growth and pesticide residue of Chinese cabbage Study on the effect of N, Zn and Mn combined application on yield and qualities of Chinese cabbage in calcareous cinnamon soil Extraction and identification of volatile compounds of three kinds of chinese date by gas chromatography-mass spectrometry (GC-MS) Cytological study of backcross plants Chinese Spring ph1b mutant with different Aegilops by common wheat Applied studies on trace element in looking for new active substance Embryology of Tussilago farfara (Asteraceae:Senecioneae) Superior tree selection of Chinese date Zhongyang muzao in Jiaxian County,Shaanxi Studies on the Gamete Formation and Transmission Rate of a Set of Primary Trisomics in Chinese Cabbage Simple Sequence Repeat(SSR)as Anchor Markers in Constructing a Molecular Genetic Map of Chinese Cabbage (Brassica rapa L. ssp pekinensis) A New Chinese Cabbage Hybrid ‘Xinlǜ 70’ A New Chinese Cabbage Hybrid ‘Xinlǜ 70’ Study on the Methods of Constructing Chinese Cabbage Core Germplasm Based on the Morphological Data Effects of Silenc ing BcMF3 by RNAi on Pollen Development of FloweringChinese Cabbage Cloning, Characterization and Expression of a Polygalacturonase GeneBcMF6 from Chinese Cabbage-pak-choi( Brassica campestris L. ssp. chinensis Makino) Polyembryonic Seedlings and the Relationship Between Apomixia and theOccurrences of Polyembryonic Seedlings in Chinese Chive Identification of SCAR Markers Linked to Orange Head Leaf Gene inChinese Cabbage ( Brassica rapa L. ssp. pekinensis) Growth of Interspecific Hybrid Embryos between Brassica campestris ssp. pekinensis and B. oleracea var. acephala and Their in Vitro Culture Growth of Interspecific Hybrid Embryos between Brassica campestris ssp. pekinensis and B. oleracea var. acephala and Their in Vitro Culture Directive Transfer of the Genetic Male Sterile Line of Milk Chinese CabbageAI023 Directive Transfer of the Genetic Male Sterile Line of Milk Chinese CabbageAI023 The RAPD Markers Linked to DownyMildew Resistant Gene in Non-headingChinese Cabbage ( Brassica campestris ssp. chinensis Makino) Contents and Distribution of Different Forms of Calcium in Prunus humilis A Study on Extraction and Determina tion of Total Flavonoids in OrangeColour Chinese Cabbages Chinese Cherry Cultivar ‘Zhuji Short-Petiole Cherry’ Cloning and Expression Analysis of Vernalization-related Gene BcFLC in Brassica campestris Obtaining and Identification of the Allotetraploid from 4x Flowering Chinese Cabbage × 4x Kailan Characteristics of Photosynthesis in Seed Plants of Satellite Chromosome Monosome, Diploid and Trisome of Chinese Cabbage Karyotype Analysis of Chinese Cabbage and Cabbage by Genome in Situ Hybridization Karyotype Analysis of Chinese Cabbage and Cabbage by Genome in Situ Hybridization SSR Primers Development in Non-head ing Chinese Cabbage by ISSR-PCR and Streptavidin-coated Magnetic Beads Adsorption The Influence of Lead Zinc Ore Powder on the Growth of Chinese Fir in Linxiang County,Hunan Province Comparative Study on Genetic Gains of Chinese Fir Improved Varieties Comparison of the Basal Area Growth Model Parameters for Chinese fir and Larix olgensis Research on the Effect of Litter on the Nutrient Characteristics in Chinese Fir Plantation Analysis on Fine Provenances of Chinese Firand the Effect of Cultivation Using Freezing-injured Seedlings Study on the Occurrence and Control of Chinese Fir Anthracnose Disease Study on the Dynamics of Lost Amount of Soil and Water in Young Forest of Chinese Fir Diurnal Course of Sucrose and Starch Contents in Leaves of Seedling of Chinese Fir The Effect of TDS Regulator on the Leaf Photosynthetic Rate and Product Transport in Chinese Chestnut Establishment of Economic Volume Table(Rate)of Chinese Fir Pole-timber Measurement of Available B Content and the Effect on Application of B Fertilizer in Chinese Fir seed Orchard Study on the Microclimate Effects in Different Tree-tea lntercropping Mokels and Pure Tea Plantation Variations in Wood Density and Mechanical Properties of 32 Chinese Fir Clones Study on the Yield Modelling System of Chinese Fir Plantation The Effect of TDS Regulator on the Nutrition Condition in Chinese Chestnut Status of Endogenous Hormones from Sproutiog Dormant Bud of Chinese Fir Stump Combining Ability for Main Characters of Wood Qualitles in Chinese Fir Effects of Plant Thinning on Clone’s Flowering and Seeding in Chinese Fir Seed Orchard The Phenotype Structure and Population Variation of Chinese Hippophae Biological Studies on the Du-ensiform Gall Aphid, Kaburagia rhusicola Ⅲ. Population Dynamics Studies on the Low of Soil and Water Losses in New Forestation Land of Chinese Fir Effects of Calcium Chloride and Magnesium Sulphate on the Propagation in Vitro of Chinese Fir A New Chinese Cabbage ‘Zaoxinbai’ Studies on Enhancing of Plantlet Regeneration in Isolated-microspore Culture of Chinese Cabbage In Vitro Culture and High Frequency Propagation of Chinese Wild Vitis Embryo Abortion and Young Embryo Culture of Chinese Jujube ‘Yanshan 1’ —Chinese Dwarf Cherry Embryogenesis and Plant Regeneration of Chinese Kale via Isolated Microspore Culture Embryogenesis and Plant Regeneration of Chinese Kale via Isolated Microspore Culture A New Chinese Cabbage Hybrid—‘Yuxin 1’ Heredity and Expression of Foreign Genes in pinⅡ Transgenic FloweringChinese Cabbage Obtained by Vacuum Infiltration The Relationship between Diferential Gene Expression Patterns in Rosette Sta.ges and Heterosis in Chinese Cabbage-pak-choi,Turnip and Their Hybrids A New Cultivar of Chinese Cabbage—— ‘Qinza 1’ Studies on the Effects of Heavy Metal Zn on Nutrition Qual ity Indicators ofNon-heading Chinese Cabbage ‘Yuxin 60’—A New Early Maturing Chinese Cabbage Hybrid Change of Endogenous Hormone in Cultivars of Chinese Jujube with DifferentType of Embryo Abortion Agrobacterium tumefaciens-mediated Transformation of Chinese Chive ( Alliumtuberosum Rottl . ex Spreng. ) Introgression of Dominant Male Sterile Gene of Chinese Cabbage into Purple2caitai Efects of Ozone on Growth and Yield of Chinese Cabbage Analysis on Physiological and Biochemical Characteristics between Male Sterile and Fertile Plants of Genic Male Sterile AB Line in Chinese Cabbage STUDY ON MECHANISM OF POLLEN ABORTION IN CHINESE WHITE POPLAR (POPULUS TOMENTOSA CARR.) GENETIC ANALYSIS AND IDENTIFICATION OF MAIN CULTIVATED VARITIES OF CHESTNUT (CASTANEA MOLLISSIMA) BY RAPD MOLECULAR MARKERS STUDIES ON THE DENSITY AND THINNING EXPERIMENTS OF CHINESE FIR SIANDS ADVANCE IN THE STUDIES ON CHEMI-REGULATION OF CHINESE CHESTNUT STUDY ON THE PRODUCTIVITY POWER OF RUNOFF IN THE LOESS PLATEAU COMPARATIVE STUDY ON GROWTH AND DEVELOPMENT OF DIFFERENT GENERATION PLANTATIONS OF CHINESE FIR EFFECTS OF CANOPY INTERCEPTION BY CHINESE FIR FORESTS ON PRECIPITATION CHEMISTRY A PRELIMINARY STUDY ON BIOMASS AND NUTRIENT CONSTITUTION IN THE SHRUBBY CHINESE ASH-CROP INTERCROPPING SYSTEM