An Experimental Study on the Growth of Panax ginseng C.A.Meyer Seeds from two Different Areas during Their Seedling Stage in Beijing Nitrogen regulatory mechanism in leaf membranes superoxidize of different drought resistance ability winter wheat Excretion of nitrogenous compounds by the root system of peanut intercropping with rice at different growth stages Study on nutrient character of rhizome of Chinese goldthread in Shizhu at different growth stages Effects of Manganese Soaking on Wheat Seedling Photosynthetic Characteristics and Root System, Root Vigor Effect of DCPTA on the Growth and Antioxidant Enzyme Systems of Maize Seedlings under Drought Stress Mapping of QTL Conferring Cold Tolerance at Early Seedling Stage of Rice by Molecular Markers Starch Gelatinization and Retrogradation Properties under different Basic Fertilizer Regimes and Nitrogen Topdressing at Jointing Stage of Waxy Maize Comparison on Gene Expression and Microstructure of Tobacco Leaves at Maturity Stage in Different Types of Soil in southern Anhui Province,China Identification of Quantitative Trait Loci for Alkaline Tolerance at Early Seedling Stage under Alkaline Stress in Japonica Rice Effects of Basic Fertilizer Treatments and Nitrogen Topdressing at Joint-ing Stage on Starch RVA Characteristics of Waxy Maize Effects of Different Irrigation Regimes on Some Physiology Characteristics and Grain Yield in Paddy Rice during Grain Filling Effect of Shading on Grain Quality at Different Stages from Flowering to Maturity in Maize Analysis on the Factors Affecting Frost Resistance for Winter Wheat QTL Analysis of Plant Height under N-Stress and N-Input at Different Stages in Maize Primary Study on Gene Differential Expression of Pest-resistant Cotton Hybrids between Different Heterosis Crosses Cold Tolerance Identification at Germination Stage of Cucumber Core Germplasm PRELIMINARY STUDY ON GERMINATION CAPACITY AND DESICCATION-TOLERANCE OF THLADIANTHA CORDIFOLIA VAR. TOMENTOSA SEEDS VARIOUS DEVELOPMENTAL STAGES THE ENERGY METABOLISM IN THE PROCESS OF PHOTOSYNTHESIS RESPIRATION AND TRANSPIRATION OF THE SOYBEAN (Glycing soja) SEEDLING STAGE Natural Development Pattern of Robinia pseudoacacia Plantations in Loess Hilly Region Characteristic of Plant Functional Groups Based on Ecophysiological Traits in a Tropical Montane Rain Forest of Hainan Island,South China cDNA Library Construction and Analysis of Differentially Expressed in Mixed Stage Nematode of Bursaphelenchus xylophilus Assessing the evaluation methods of nutrient effect at different growth stages of maize Relationship between Cold Tolerance at the Budbursting Period and Other Traits Related to Cold Tolerance in Rice