Grain Yield and Nitrogen Use Efficiency of Mid-season Indica Rice Cultivars Applied at Different Decades Transformation of Barnyardgrass (Echinochloa crusgalli) Root Type Phosphoenolpyruvate Carboxylase Gene into Rice (Oryza sativa) Plants and Their Effects on Photosynthesitic Gas Exchange Differences in Yield Response to Nitrogen Fertilizer among Rice Cultivars and Their Relationship with Root Morphology and Physiology Effects of Tillage and Straw Returning on Biomass and Water Use Efficiency in a Winter Wheat and Summer Maize Rotation System Effects of Water-Nitrogen Management Patterns on Nitrogen Utilization Characteristics and Yield in Rice Cultivars with Different Nitrogen Use Efficiencies Effects of Cultivation Patterns on Root Morph-physiological Traits and Aboveground Development of Japonica Hybrid Rice Cultivar Changyou 5 Effects of Nitrogen Application and Film Mulching on Yield Performance Parameters and Nitrogen Use Efficiency of Spring Maize in the Middle Reaches of Yangtze River Effects of Water Management and Slow/Controlled Release Nitrogen Fertilizers on Biomass, Nitrogen Accumulation, Translocation, and Distribution in Rice Combining Ability Analysis of Traits Related to Nitrogen Use Efficiency in Eighteen Maize Inbred Lines Effects of Nutrient Expert Recommend Fertilization on Yield and Fertilizer Efficiency of Summer Maize in Fluvo-Aquic Soil Effects of Nitrogen and Potassium Fertilizers Application on Annual Yield and Economic Effect in Rotation of Rice and Wheat Effects of Different Drip Irrigation Systems on Yield and Water Use Efficiency of Potato in Intercropping System of Cotton and Potato Effects of Drip Irrigation Patterns on Wheat Yield and Water Use Efficiency in Heilonggang Region Responses of Plant Productivity and Nitrogen Use Efficiency to Nitrogen Fertilization Rate among Rice Varieties Released from Different Years in Liaoning Province Effects of Nitrogen, Phosphorus, Potassium, and Boron Fertilizers on Winter Oilseed Rape (Brassica napus L.) Direct-sown in the Yangtze River Basin Fertilizer Efficiency and Soil Apparent Nutrient Balance for Barley under Long-Term Fertilization Characteristics of Dry Matter Accumulation and Translocation in Rice Cultivars with High Yield and High Nitrogen Use Efficiency Effects of Nitrogen Application Rate on Water Consumption Characteristics and Grain Yield in Rainfed Wheat Effects of No-Tillage with Rotation on Soil Water Retaining Properties and Crop Yield in Inner Mongolia Quantitative Trait Loci Mapping of Dark-Induced Senescence in Winter Wheat (Triticum aestivum) Soil biochemical characters of Pinus koraiensis and Pinus sylvestriformis plantations under different elevated CO2 concentration A study on the efficiency of nutrient utilization in black locu st plantation Relationships between nutrient uptake,use efficiency and growth, and between nutrient partitioning patterns and biomass partitioning patterns in Fraxinus mandshurica seedlings supplied with different ratios of nitrogen forms The effects of ecophysiological traits on carbon gain in invasive plants Effects of harvesting on As accumulation and removal efficiency of As by Chinese brake (Pteris vittata L.) Review of methodology and application of eco-efficiency Material flow analysis (MFA) of an eco-economic system: a case study of Wujin District, Changzhou Water use efficiency characteristics of four tree species under different soil water conditions in the Loess Planteau Effect of different nitrogen rates on Parthenocissus tricuspidata Planch seedling growth and nutrient distribution The nutrient cycling and the efficiency of nutrient utilization of the Cajanus cajan 2-year old plantation in Dry-hot Region Enhancement effect by nitrate on rice plant during the whole growth period and its physiological mechanisms Effect root pruning on root distribution,root efficiency and yield formation of winter wheat in Loess Plateau Analyzing and Evaluating the Salt Tolerance of Four Kinds of Birch Seedlings. Colonization of non-pathogenic Fusarium oxysporum FJAT-9290 and its efficiency against tomato Fusarium wilt Evaluation of antagonistic bacteria against Fusarium oxysporum f. sp. lycopersici and Ralstonia solanacearum 不同小麦品种(系)吸收利用氮素效率的差异及有关机理研究Ⅱ.影响吸收效率的因素分析 不同小麦品种(系)吸收利用氮素效率的差异及有关机理研究 Ⅲ.影响利用效率的因素分析 Analysis on affecting factors of group water use efficiency of summer corn UPTAKE ACCUMULATION AND UTILIZATION EFFICIENCY OF NITROGEN AND PHOSPHORUS IN WINTER WHEAT WITH ALTERED SOURCE-SINK RATIOS REGULATION SOIL WATER AND WATER USE EFFICIENCY BY LEVEL FURROW WATER USE EFFICIENCY AND IMPROVEMENT WAY THE EFFECT OF LIMITED WATER SUPPLY ON THE YIELD AND WATER USE EFFICIENCY OF SUMMER CORN Water Use Strategy of Five Shrubs in Ulanbuh Desert STUDIES ON MATTER PRODUCTION AND ENERGY EFFICIENCY IN TIANZHU ALPINE KOBRESIA CAPILLIFOLIA GRASSLAND:Ⅲ DYNAMICS OF CALORIFIC VALUES OF SWARO AND EFFICIENCY FOR SOLAR ENERGY UTILIZATION Photosynthetic Characteristics and Water Use Efficiency of Thuja sutchuenensis Franch. During Water Stress and Recovery Photosynthetic Characteristics for Rice Hybrids with Transgenic PEPC Parent HPTER-01 Effect of Abscisic Acid (ABA) and Alternative Split-root Osmotic Stress on Root Growth and Transpiration Efficiency in Maize Study on Water Efficiency of Agroforestry Analysis on Growth Response to Fertilization in Young Cunninghamia lanceolata Plantation Characteristics of Photosynthesis and Water Physio-ecology of Young Macrocarpium officinalis Physiological Response of Liriodendron chinense Provenances with Different Phosphorus Efficiency under Low Phosphorus Stress INFLUENCE OF IRRIGATED WATER AND PHOSPHORUS IN DIFFERENT DEPTH WITH PHOTOSYNTHETIC EFFICIENCY AND WATER USE EFFICIENCY OF SPRING WHEAT A RESEARCH ON GROWTH AND WATER USE EFFICIENCY EFFCTS OF MAIZE TO MOISTURE CHANGE OF SOIL AND ATMOSPHERE Studies on the critical values of phosphorus in wheat genotypes with phosphorus efficiencies Effect of crop root-cutting on grain yield and water use efficiency:a review Influences of Resource Availability and Intraspecific Competition on Elymus nutans Growth and Reproduction Effect of Enhanced UV-B Radiation on PSⅡ Photochemistry Efficiency in Alpine Plants Saussurea superba Effects of Different Nitrogen Fertilizer Rates on Nitrogen Absorption by Ryegrass(Lolium muliiflorum) under Salt Stress Effect of Soil Water Spatial Distribution Pattern on Switchgrass During First Growing Season Accuracy Improvement in Yield Estimation of Large-scale Grassland by Stratified Sampling—-A Case Study of Lowland Meadow Effects of Soil Surface Mulching on the Water Use of Artificial Grassland in the Water-Wind Erosion Crisscross Region of the Loess Plateau Study on the Diurnal Variations of Photosynthetic Characteristics and Water Use Efficiency of Stipa bungeana Trin.Under Drought Stress Trade-off between Resource Utilization and Coexistence Status of Roegneria kamoji and Polygonum sphaerostachyum of Alpine Meadow in the South of Gansu The Effects of Split-nitrogen Application in Spring on Seed Yield and Nitrogen Use Efficiency in Russian Wildrye Dynamic Changes of Photosynthetic Characteristics in Xiaoyan 54,Jing 411 and the Stable Selected Superior Strains of Their Hybrid Progenies Effects of Irrigation and Planting Patterns on Consumption of Soil Moisture before Sowing and Water Use Efficiency in Winter Wheat Characteristics of Nutrient Assimilation and Dry Matter Accumulation of Bt Cotton (Gossypium hirsutum L.) in Coastal Saline Soil Effects of Irrigation Amount on Nitrogen Uptake, Distribution, Use, and Grain Yield and Quality in Wheat Characteristics of N Accumulation and Translocation in Rice Genotypes with Different N Use Efficiencies Characteristics of Matter Production and Accumulation in Rice Genotypes with Different N Use Efficiency Relationship of Water Use Efficiency with Photoassimilate Accumulation and Transport in Wheat under Deficit Irrigation Spatial Variability and Its Statistical Control in Field Experiment Effects of Nitrogen Application Regimes on Yield,Quality and Nitrogen Use Efficiency of Super Japonica Hybrid Rice Preparation and in vitro evaluation of antibacterial peptides from Plutella xylostella poly(lactic-co-glycolic acid) nanoparticles Optimization of rutaecarpine solid lipid nanoparticles by central composite design and response surface methodology Optimum combination of phosphorus, potassium and density for double-rice systems The suitable potassium fertilizer rate in spring maize in hilly area of central Sichuan Basin, China Effect of base nitrogen application depth on summer maize yield, nitrogen utilization efficiency and nitrogen residue Effect of slow-release fertilizer and tillage practice on grain yield and nitrogen efficiency of summer maize (Z. mays L.) Study on soil water storage, crop yields and incomes under different soil tillage patterns with balance fertilization in the Loess Dryland region