soil nutrient 第5页

Effects of Sod Culture and Intercropping Green Manure on the Soil Nutrient，Enzyme Activities and Microorganisms in Bonsai Citrus Variation of Soil Microbial Populations and Relationships Between Microbial Factors and Soil Nutrients in Cover Cropping System of Vineyard Variation of Soil Microbial Populations and Relationships Between Microbial Factors and Soil Nutrients in Cover Cropping System of Vineyard Changes of soil nutrient contents and input of nutrients in arable of China Distribution characters of fine root of artificial Pinus tabulaeformis and natural Betula platyphylla forests and their relation to soil nutrients in Hilly Loess Regions Effects of cropping patterns on yield and quality of flue-cured tobacco, soil nutrients and enzyme activities Application of SoLIM Based on Case Reasoning in Soil Nutrient Mapping Effects of Submergence and Drought Alternation on Nutrient Contents in the Soil Growing Slash Pine (Pinus elliottii) Seedlings Litter dynamics of Pinus massoniana and Michelia macclurei mixed forest and its effect on soil nutrients Characteristics of soil microbial biomass and community composition in three types of plantations in southern subtropical area of China. The status and changes of soil nutrients in rhizosphere of cultivated Atractylodes lancea The distribution character of soil nutrient and precision management of fertilizer in farmland in the piedmont of Taihang Systemic study on nutrients in irrigation desert soils of Gansu Province Influences of applying stalk compost on the nutrient of field soil and corn yield of black soil Study on the relationship between soil nutrient and spring wheat yield and optimum fertilization Studies on soil nutrient redistribution under contour hedgerow system Movement of soil nutrient of wheat field in arid desert area Efects of Conservation tillage and crop residues on soil nutrient contents Effect of vegetation harvesting on soil nutrients Effects of long-term application of chlorine-containing chemical fertilizers on chloride accumulation and nutrient balance in paddy fields Biomass dynamic and nutrient accumulation of natural restoration at early stage after fallow in clear-cutting forestland of Chinese fir plantation Effects of Trichoderma asperellum on the Physical and Chemical Properties and Nutrient Components of the Pot Coil Culturing Tissue-cultured Populus davidiana×P.bolleana Seedlings The effects of corn and green manure intercropping on soil nutrient availability and plant nutrient uptake Analysis of soil and plant nutrients in alfalfa fields in China Effects of Vetiveria zizanioides roots on soil properties in the Purple Soil Area of China and the role of different root diameter classes Effects of different crop-mulberry intercropping systems on nutrients in arid purple soils in the Three Gorges Reservoir Area Relationship between species diversity, productivity, climatic factors and soil nutrients in the desert steppe Root system distribution characteristics of three herbs and their effects on soil composition and nutrients in the ‘Purple Soil’ region Nutrient content of soils under artificial grass vegetation in the urban hydro-fluctuation belt of the Three Gorges Reservoir Region Astragalus adsurgens Is not Suitable Interplant in Armeniaca vulgaris×A. sibiricaOrchard in Loess Hilly and Gully Region The Change of Undergrowth,Soil Microorganism, Enzyme Activity and Nutrient in Different Developing Stage of the Chinese Fir Plantation