RESEARCHES ON BIOMASS OF THE SECOND GENERATION OF YOUNG CHINESE FIR PLANTATION EFFECT OF ROTATION ON SITE PRODUCTIVITY MAINTENANCE OF CHINESE FIR PLANTATION A STUDY ON BIOMASS OF FOKIENIA HODGINSII PLANTATION STUDY ON PRODUCTIVITY AND ECOLOGIC BENEFITS OF YOUNG GROWTH CHINESE FIR PLANTATIONS SYSTEMS IN DIFFERENT DENSITIES STUDY ON THE WATER PRODUCTIVITY OF THE STANDS AFFORESTED BY WATER-HARVESTING NET PRODUCTIVITY AND TURNOVER RATE OF FINE ROOTS IN MIXED FOREST OF CUNNINGHAMIA LANCEOLATA AND TSOONGIODENDRON ODORUM STUDY ON THE ECOLOGICAL AND ECONOMICAL BENEFITS OF CASUARINA EQUISETIFOLIA SHELTERBELT IN THE COAST OF FUJIAN DETERMINATION OF SITE & NUTRIENT PRODUCTIVITY PARAMETERS FOR EUCALYPTUS FOREST Study on the Characteristics of Different Organic Residue Decomposition of Triploid Populus tomentosa Plant Compensatory Growth in the Grazing System of Stipa breviflora Desert Steppe──Ⅰ. Plant Net Productivity Productive Evaluation on Different Oat(Avena sativa) Varieties in Alpine Region of Tianzhu Effect of Planting Density on the Productivity and WUE of Three Legumes in Highland of Loess Plateau Response of Relationship between Biodiversity and Productivity to Precipitation Change Research Progress in the Estimation Models of Grassland Net Primary Productivity Evaluation on Agronomic Characters of Five Materials of Elymus L.in Alpine Area Effect of different human-caused disturbances on above-ground biomass and productivity of Pinus massoniana forests Characteristics of terrestrial ecosystem primary productivity in East Asia based on remote sensing and process-based model. Climatic potential productivity of winter wheat and summer maize in Huanghuaihai Plain in 2011-2050. Main interspecific competition and land productivity of fruit-crop intercropping in Loess Region of West Shanxi. Vegetation net primary productivity in Northeast China in 2000-2008: Simulation and seasonal change. Eco-efficiency change and its driving factors in Tongling City of Anhui Province. Effects of thinning intensity on community stability of Quercus liaotungensis forest on Loess Plateau. Carbon exchange of Chinese boreal forest during its growth season and related regulation mechanisms. Simulation of carbon cycle in Qianyanzhou artificial masson pine forest ecosystem and sensitivity analysis of model parameters. Spatiotemporal pattern of alpine grassland productivity in Qiangtang Plateau. A study on bacterioplankton productivity of experimental shrimp polyculture enclosures Studies and questions of biological diversity Studies on root biomass and productivity in dominant plantation populations in the mountainous land in western Scihuan A critical review of material flow analysis (MFA) Relationship between species diversity, productivity, climatic factors and soil nutrients in the desert steppe Net primary production and forage quality of desert steppe plant communities under different grazing systems and growing seasons Relationship between arbuscular mycorrhizal fungi and individual plant and their effects on plant productivity and species diversity of plant community Propagation Studies of Self-rooted Dwarf Grafted Apple Trees The Highest Population Productivity of Nitrogen Fertilization and Its Variation Rules in Rice Cultivars Relationship between Crop Productivity and Ecological Factors in Poplar-Crop Intercropping Systems in Haihe Lowland Area EVALUATION AND DISTRIBUTION OF VEGETATION POTENTIAL PRODUCTIVITY IN GUANGDONG PROVINCE STUDY ON THE PRODUCTIVITY POWER OF RUNOFF IN THE LOESS PLATEAU STUDY ON SEED PRODUCTION AND FRUITING LAW OF SEED ORCHARD IN %LARIX KAEMPFERI (LAMB.) CARR STUDY ON PRODUCTIVITY OF ROBINIA PSEUDOACACIA PLANTATION IN LIAONING PROVINCE STUDIES ON DETERMINATION TECHNIQUES FOR PROTECTION FOREST TYPES WITH DIFFERENT FUNCTION A STUDY ON THE SOIL MICROBES AND SOIL ENZYME ACTIVITIES IN VARIOUS POPLAR MIXED STANDS STUDIES ON PRODUCTIVITY OF HYDRILLA VERTICILLATA ROYLE Yield, Nitrogen Absorption and Utilization of Rice Varieties with the Highest Population Productivity of Nitrogen Fertilization in Huaibei Area A Comparative Study on the Productivity and the Phytosynthetic Capacity of Different Types of Grain Sorghum Estimation of Forest NPP in Xiaoxing‘an Mountains in 1901—2008 Analysis of the spatio-temporal variation in net primary productivity of grassland during the past 10 years in Xinjiang THE DROUGHT-RESISTANCE AND HIGH-PRODUCTIVITY CHARACTER OF SHAANXI MAIN WINTER WHEAT CULTIVARS Effect of phosphorus application under drip irrigation on the productivity and quality of alfalfa in Northern Xinjiang Effect of reseeding on productivity and plant diversity on alpine meadows Belowground biomass and its relationship to environmental factors of natural grassland on the northern slopes of the Qilian Mountains Influences of longterm water stress on diversity characteristics of typical wetland plant communities Relationship between biodiversity, productivity, and their dynamics during the succession in abandoned croplands of sub-alpine meadows Responses of climatic potential grassland productivity to climatic change in an alpine meadow area over the Nujiang Basin, Tibet from 1980 to 2008 Effects of fertilizations on species composition and diversity of grassland in Keerqin Sandy Lands STUDY ON THE GROWTH OF MIXED STANDS OF PlNUS MASSONlANA AND LlQUlDAMBAR FORMOSANA AND ITS ECOLOGICAL BENEFITS STUDY ON BIOMASS AND PRODUCTIVITY OF PHYLLOSTACHYS HETEROCYCLA CV.PUBESCENS FOREST IN THE NORTH OF FUJIAN STUDIES ON THE STAND NET PRODUCTIVITY AND BIOLOGICAL CYCLE OF NUTRIENT ELEMENTS IN THE 29-YEAROLD PLANTATIONS OF CHINESE FIR ON DIFFERENT ROTATIONS STUDY ON STAND PRODUCTIVITY AND SOIL FERTILITY UNDER THE MANAGEMENT PATTERN OF PLANTING CHINESE FIR WITH KEEPING BROAD-LEAVED TREES NET PRIMARY PRODUCTIVITY IN MIXED FOREST OF CUNNINGHAMIA LANCEOLATA AND TSOONGIODENDRON ODORUM Poplar-Crop Interplantation:a Case Study for Its Ecological Benefits, Site Productivity and Economics Relationships between plant diversity, soil property and productivity in an alpine meadow Evaluation of productivity of some sub-surface layers of soil profile Studies on production capability of genet of wild compressed limpograss Study on numerical classification and possible productivity of ecological zones in Three-river watershed and upper stream of Min River Biomass and primary productivity of dominant species Aporosa yunnanensis and Blastus cochinchinensis of forest vegetation on Dinghu Mountain Site selection for plantation of precious deciduous trees in northeast China An approach to the index system for productivity of agricultural eco-economic system Potential productivity of Gugertree plantations in North Fujian Province Re-recognizing on ecolomical benefits of exploiting grassland resources in south China Comparative study on the agricultural management systems in black soil region of Songhuajiang River-Nenjiang River Plain of Northeast China Ecolomic planning research on developiug and utilizing hilly and mountainous lands at Nanfeng township Health status evaluation of the farmland supply function at county level in Hebei Province Competition for light and crop productivity in an agro-forestry system in the Hilly Region, Shangluo, China Effects of different soil water treatments on photosynthetic characteristics and grain yield in rice Effects of different straw returning treatments on soil water,maize growth and photosynthetic characteristics in the semi-arid area of Southern Ningxia Sensitivity analysis for main factors influencing NPP of forests simulated by IBIS in the eastern area of Northeast China THE EFFECTS OF DIFFERENT SOURCE ARRANCEMENT \=ON THE IRRADIATION EFFICACY STUDY ON COMMUNITY CHARACTERISTICS OF NATURAL PINUS DENSIFLORA FORESTS IN CHANGBAI MOUNTAIN AREA Mass Losses and Nitrogen and Phosphorous Dynamics during the Decomposition of Different Organic Residues of Triploid Populus tomentosa Farmer Forestry Total Factor Productivity Changes after the Collective Forestry Property Rights System Reform——Based on Households Surveys in Fujian Province