Dynamic Changes of Starch Accumulation and Enzymes Relating to Starch Synthesis in the Grain of Three Winter Wheat Cultivars with Different Quality Types A Preliminary Study on a Regional Growth Simulation Model of Winter Wheat in North China Based on Scaling-up Approach Ⅰ. Potential Production Level Effects of Planting Density on Characters of Culm and Culm Lodging Resistant Index in Winter Wheat Risk Regionalization of Winter Wheat Loss Caused by Drought in North of China Effects of Long-term Fertilization in Fixed Plots on Cell Membrane Lipid Peroxidation and GS Activity in Flag Leaf of Winter Wheat Effects of Plant Growth Regulation Substances on Photosynthetic Characteristics and Assimilates Transportation in Winter Wheat under Post-anthesis Drought and Waterlogging Effects of Post-Anthesis Irrigation on Grain Quality Indices and Yield in Winter Wheat (Triticum aestivum L.) Photosynthetic Capacity Analysis of Different Population Pattern in Winter Wheat in Jin-zhong Late-maturing Winter Wheat Region Comparison of CO2 Assimilation Capacity in Flag Leaf for Super-high-yield Wheat with Different Spike Type Effects of Water Stress on Root /Shoot Relation and Grain Yield in Winter Wheat The Properties of Temporal and Spatial Distributions of Leaf Nitrogen and the Relationship between Leaf Nitrogen and Seed Quality in Winter Wheat Photosynthetic Characteristics of Flag Leaves and Nitrogen Effects in Two Winter Wheat Cultivars with Different Spike Type Development of Winter Synthetic Hexaploid Wheat The Discovery and Verification of New Winter Hosts of Du-ensiform Gall Aphid,Kaburagia rhusicola A Study on the New Overwintering Hosts (2 Species of Mosses) for Chinese Gallnut Aphids Biocontrol of the Overwinter Monochamus alternatus with Dastarcus helophoroides Conversion of Porosity and Permeability of Shelter Belts with Winter Facies Study on the Synchronous Development of the Vascular System and the Leaves and Tillers of Winter Wheat Plant Studies on the Yield Traits of the High-yielding Wheat Varieties of the North China Winter Wheat Regions Studies on the Relationship between Canopy Apparent Photosynthesis and Grain Yield in High-yielding Winter Wheat Studies on the Relationship between the Successive Release of Winter Varieties in Xinjiang Province and the Evolution of the Mesophyll Cells in the Flag Leaves of Wheat Studies on Inheritance and Correlation of Some Quality Characteristics in Winter Wheat Interrelationships among Baking Quality and Other Quality Characteristics and Yield Traits in Winter Wheat Analysis on the Phenotypic Indexes for Identification of High Yield and Drought Resistance of Winter Wheat Varieties in Hebei province Effects of the Maize Straw Returned to the Field and Tillage Patterns on Nutrition Accumulation and Translocation of Winter Wheat A Study on Water Use Efficiency and Its Components in High-Yielding Winter Wheat Study on the Relationship between 32P Absorption Vigour of Root Population and Canopy Apparent Photosynthetic Rate in Winter Wheat Studies on Correlation of Strip Type, Population and Yield in Wheat Nitrogen Losses from Winter Wheat Plant by NH3 Volatilization in Late Growing Stage The Relationship between Source-sink Intensity and Starch Accumulation during Grain Filling Period in Two Winter Wheat Cultivars with Different Spike Types Effects of Irrigation on Photosynthate Supply and Conversion and Related Enzymes Activity During Grain Filling Period THE CONTROL OF PINE CATERPILLAR (DENDROLIMUS TABULAEFORMIS AND D·SPECTABILIS)WITH PAECILOMYCES FARINOSUS AND ITSEPIZOOTIC PROBLEMS Soil water-integrated dry matter accumulations in roots and shoots and their mutual relations SIMULATION ON FUNCTIONAL EQUILIBRIUM OF WINTER WHEAT ROOT AND SHOOT UNDER DIFFERENT SOIL WATER REGIMES Study on the Water Content Dynamics of Different Winter Wheat Organs under Bunch Planting and Plastic Film Mulching with Soil on Flat Field during the Whole Crop Seasons EFFECTS OF IRRIGATION STAGE AND PROPORTION ON GRAIN YIELD AND PROCESSING QUALITY IN DIFFERENT WHEAT VARIETIES Thermal balance of rapid infiltration eco-engineering during winter-operation and its application in system design Responses of organic free-radicals production of overwintering conifer needles to low temperature and light Photosynthetic characteristics of two plagiomnium mosses in Summer and Winter Effects of sowing times on the spike differentiation of different wheat varieties under the climate of warm winter Effects of Wide Belt Planting on Population Quality and Yield in Winter Wheat Effects of Transient High Temperature and Waterlogging After Anthesis on Grain Quality of Winter Wheat A Study on the Distribution Law of the Overwintering Larvae of Dendrolimus punctatus The Distribution and Migration of White-naped Crane Application of Somaclonal Variation in Wheat Breeding Canopy Architecture and Photosynthetic Characteristics in Two Winter Wheat Culti vars with Different Spike Type Effects of Limited Irrigation on Some Photosynthetic Functions of Flag Leaves i n Winter Wheat Relationship between Frost Damage and Leaf Temperature with Winter Wheat after J ointing Stage Effects of Post-anthesis Drought and Waterlogging on Photosynthetic Characteristics, Assimilates Transportation in Winter Wheat Changes in Activities of Enzymes Associated with Starch Synthesis during Grain Filling of Winter Wheat Cultivars with Different Gluten Contents in the Different Soils The Differential Leaf Acid Phosphatase(APase) Activities in Different Genotypes of Winter Wheat Effect of Sulphur Fertilizer on Photosynthesis Characteristics and Grain Yield of Two Winter Wheat(Triticum aestivum L. )Cultivars with Different Spike Types Impact of Climate Warming on Winter Rape Planting in Gansu Province Temporal and Spatial Distribution of Leaf Nitrogen Content and Its Relationship with Plant Nitrogen Status in Winter Wheat Cultivation Strategy of Hybrid Mid-Season Rice for Further High Yield in Winter Water-Logged Field in the Southeast of Sichuan Province Effects of Nitrogen Rates on Flour Color and Noodle Quality in Two Winter Wheat (Triticum aestivum L.) Cultivars Prediction Canopy Leaf Nitrogen Content of Winter Wheat Based on Reflectance Spectra in Different Directions Photosynthesis and Antioxidant Defense Strategies in Overwintering Plants of Tsuga chinensis and Cyclobalanopsis stewardiana Researching the capacity of passing winter and the ways about Parthenocissus quinquefolia A New Winter Melon Hybrid‘Heiyou 1’ Changes of Endogenous Hormones During the Process of Flower Bud Differentiation of Welsh Onion PHOTOSYNTHESIS AND ITS EFFECTS ON GROWTH OF WINTER WHEAT DURING WINTER FATE OF FERTILIZER N IN WINTER WHEAT/SUMMER MAIZE ROTATION SYSTEM ON HIGH-ERTILITY SOIL The effects of different cultivation models and fertilizer application methods on N absorption and translocation of dryland winter wheat Nitrogen regulatory mechanism in leaf membranes superoxidize of different drought resistance ability winter wheat The absorption and translocation of nitrogen and their relationship to grain protein content in different winter wheat cultivars Analysis of environmental endurance of winter wheat/summer maize rotation system to nitrogen in North China Plain Triggering response of winter wheat to nitrogen,phosphorus,and potassium nutrition in raw soil Effects of nitrogen application rate and ratio of base and topdressing on nitrogen absorption,utilization,grain yield,and grain protein content in winter wheat Characteristics of nitrogen accumulation,distribution and translocation in winter wheat on dryland Effect of controlled-release urea combined application with urea on nitrogen utilization efficiency of winter wheat Response to nitrogen deficiency and compensation on growth and yield of winter wheat Effects of different dose of sulfur fertilizer on photosynthetic characteristics and grain yield in winter wheat Effects of molybdenum on nitrate metabolism of winter wheat Effects of nitrogen rates on grain yield and quality of wheat in different soil fertility Genotypic difference in response to Fe deficiency of winter wheat with different phosphorus efficiency Effect of cobalt on yield and grain quality of winter wheat Long-term fertilization on yield increase of winter wheat-maize rotation system in Loess Plateau dryland of Gansu Effects of molybdenum application on fatty acids and mesophyll cell ultrastructure of winter wheat leaves Study on the fate of nitrogen fertilizer in winter wheat/summer maize rotation system in Beijing suburban