The influence of poplar-crop intercropping on crop nutrient compositions Dynamics of soil fertility of citrus orchards in demonstration area of environmental immigrants,Northwest Guangxi Study on the general properties of runoff solid from sloping field in red-soil upland Effects of different temperatures on the nutrient releasing characters of APEX horticultural release-controlled fertilizers Farmland nutrient balance of nitrogen, phosphorus and potassium in Gansu Nutrient elements in the atmospheric wet deposition in Changjiang River estuary Nutrient distribution and its relationship with occurrence of red tide in coastal area of East China Sea Nutrient distribution and its controlling mechanism in the adjacent area of Changjiang River estuary Seasonal changes of nitrogen and phosphorus and their translocation from leaves of ten tree species in central Japan Phosphorus transfer between mixed poplar and black locust seedlings Effect of different fertilization system on soil nutrient budget Ecological and biological characteristics of Wikstroemia indica Soil nutrient, microorganism and enzyme activity in Pinus elliottii mixed stands Eco-environment and nutrient accumulation of sharptooth oak stands in southern slope of Mt. Qinling Dynamic characteristics of nutrient elements in Castanea henryi plantation at beginning of fructification and its simulation Bamboo rhizome system of mixed forest of Sassafras tsumu and Phyllostachys pubescens Characteristics of functional and nutritious soilless culture substrate for vegetables Ecological effects of cover crops Biomass and nutrient accumulation of poplar plantation on beach land in Yangtse River in Anhui province Changes of crop yields and soil fertility under long-term fertilization and recycled nutrients in manure on black soil ⅡDistribution of nutrients in crops Effect of natural zeolite on soil nutrient bioavailability and soil chemical properties Runoff loss ways of nutrients in non-irrigated farmland in Hefei outskirts Effect of natural zeolite on nutrient preserving capability of degraded slope soil in South China Ecohydrological effect of tropical mountain rainforest in Jianfengling,Hainan,China Morphological responses to different nutrient supply in the stoloniferous herb Glechoma longituba Seasonal variation of growth and nutrient contents for photosynthetic organ of the sharptooth oak stands Effect of Various Mulching Durations with Plastic Film on Soil Microbial Quantity and Plant Nutrients of Spring Wheat Field in Semi-arid Loess Plateau of China Responses of contents of soil nutrient factors and water to stocking rates for yaks in Kobresia parva alpine meadow Ⅰresponses to contents of soil nutrient factors and water to stocking rates in summer pasture Effects of long-term applying micronutrients fertilization on wheat yield and N and P uptake in dryland of Loess Plateau The roles of root exudation on rhizosphere nutrient and rhizosphere microorganisms Study on N and K concentration and N and K balance in tobacco leaves Roles of bryophyte in nutrient cycling in dark coniferous forest of Changbai Mountains Dynamics of soil enzyme activity and nutrient content in intercropped cotton rhizosphere and non-rhizosphere Effects of land use type on soil nutrient distribution in northern agro-pasture ecotone Spatial variability of nutrients in cultivated soils of Xinhui District,Jiang穖en City Effects of selenium on Chamaecrista rotundifolia growth,nutrient absorption and nitrogen-fixing ability Effects of applying L-methionine,L-phenylalanine and L-tryptophan on Zea mays growth and its nutrient uptake Effects of simulated acid rain on physiological and biochemical characters of eggplant,the host plant of Tetranychus cinnabarinus Effects of NaCl stress on Ca,Mg,Fe and Zn contents of different apple organs Alleviation effect of exogenous Ca,P and N on the growth of Chinese fir seedlings under Al stress Comparison of nutrient removal ability between Cyperus alternifolius and Vetiveria zizanioides in constructed wetlands Effects of land use and vegetation restoration on soil quality in a small catchment of the Loess Plateau Spatial variability of farmland soil nutrients at Taihang piedmont Dynamics of soil nutrient contents in cutting forestlands of broad-leaved Korean pine forest on Changbai Mountains Lead absorption by weeds from lead-polluted soil Response of fine roots to soil nutrient spatial heterogeneity Effect of long-term fertilization on crop yield and soil fertility of upland red soil Interactive effect of N and Ca on N uptake by tomato Effects of vegetation types and landscape features on soil properties at the plateau in the upper reaches of Minjiang River Gradient distribution of soil N,P,and K along the distance from Picea mongolica seedlings root surface Dynamics of urease activity in a long-term fertilized black soil and its affecting factors Nutrient characteristics in leaves of broadleaved seedlings in south China Effect of different mulching on spring corn yield and on soil environment in Loess Plateau Soil fertility evolution, nutrient balance and reasonable fertilization in paddy field in southern area of Jiangsu Province Characteristics of nutrient leaching from paddy field in Taihu Lake area Construction of conceptual model of data management for nutrient cycling research Effects of potash fertilizer on nutrient absorption by peanut and its yield and benefit Nutrient removal role of plants in constructed wetland on sightseeing water Researches on nutrient return of litterfall in the alpine tundra ecosystem of Changbai Mountains Comparison of biomass dynamic and nutrient cycling between Pinus massomiana plantation and Pinus elliottii plantation Spatial variations in nutrient accumulations within the tundra zone on Changbai Mountain Effects of long-term application of chlorine-containing chemical fertilizers on chloride accumulation and nutrient balance in paddy fields Effects of fertilization on soil quality in two different cropping systems Patterns of ecoenzymatic stoichiometry in the dominant shrubs in the semi-arid Upper Minjiang River Valley Spatial variation analysis of soil organic matter and nutrient factor for before and after planting crops Soil productivity assessment of rubber plantations based on fuzzy mathematics theory and analytical hierarchy process in granite rainy areas of Hainan state farms, China Spatial heterogeneity dynamics of soil carbon and nitrogen in the mini-patches during degeneration succession of grassland communities Effects of nutrients on the growth of the parasitic plant Cuscuta australis R.Br. Dynamic characteristics of litterfall and nutrient return of four typical forests along the altitudinal gradients in Mt. Shennongjia, China Effects of simulated nitrogen deposition on nutrient balance of Chinese fir (Cunninghamia lanceolata) seedlings Dynamics of soil nutritional factors and pH value of triploid Populus tomentosa plantation Effect of different fertilizer applications on sustainable soil fertility and rice production in red soil paddy ecosystem Cadmium accumulation and phytotoxicity in an aquatic fern, Salvinia natans (Linn.) Impact of alpine snowpacks on primary productivity in Rhododendron aureum community in Changbai Mountain, China Effect of balanced fertilization and rain intensity on nutrient losses from a purple soil in Sichuan Decomposition process and nutrient dynamic of litterfall in a Larix principis\|rupprechtii stand in Guandishan Mountains A comparative study on nutrient accumulation and distribution of different generations of Chinese fir plantations Spatial variability of soil nutrients based on geostatistics combined with GIS-A case study in Zunghua City of Hebei Province Rhizosphere effect of nutrients in different maize soils with different fertility levels Nutrient content in litterfall and its translocation in plantation forests in south China