Dynamics of rice root length and nutrient uptake and their simulation models Regional difference of NPK fertilizers application and environmental risk assessment in Jiangsu Province, China. Study on NPK Fertilizer and Nutrients Utilizing Efficiency under Sudangrass and Ryegrass Rotation Regime in Jianghan Plains Distribution of soil NPK nutrient content in deep soil profile of typical apple orchards on the Loess Plateau ON THE SEASONAL POPULATION DYNAMICS OF MELONAND ORIENTAL-FRUIT FLIES AND PUMPKIN FLYIN GUANGZHOU AREA Effects of Different NPK Fertilizer Rates on the Ion Absorption and Distribution of Reed Canarygrass(Phalaris arundinacea) Under Salt Stress Study on the  effects of N, P, K fertilizer in Sesame Effect of fertilization on the grass yield, water utilizing and nutrition
uptake of Sudangrass and Ryegrass rotation regime
Efects of N,P,K combinations on nitrate accumulation and nutrient quuality of foliage vegetables grown in soil-less culture Effects of NPK rates and ratios on activities of metabolism enzymes in leaves of cucumber in greenhouse DYNAMICS OF BIOMASS AND ITS COMPONENTS AND MODELS OF NUTRIENTS ABSORPTION BY SPRING MAIZE UNDER DIFFERENT NITROGEN,PHOSPHOROUS AND POTASSIUM APPLICATION RATES Introduction and Cultivation of Gynostemma pentaphyllum Mark. in Beijing Study on Economic NPK-requirements for Medicinal Safflower Effect of Fertilization to the Yield and NPK Nutrient Absorption of Sudangrass Study on the effect, absorption and distribution of NPK on tomato in greenhouse of Beijing suburbs Effect of chemical fertilizer dose on nutrient absorption and utilization of tomato cultured in organic substrate Effect of incorporation of Astragalus sinicus on microbe and enzyme dynamics in tobacco cultivated soils Effect of fertilization mode on growth and nutrition accumulation in vegetables, and loss of nitrogen and phosphorus in vegetable fields Nutrient balance between N, P, and K in flue-cured tobacco production under different preceding crops planting. Effects of applying controlled release fertilizers on N2O emission from a lateritic red soil. Effects of Concentration and Ratio of N, P and K on Seedling of Panax quinquefolium L.  Effects of N, P and K Fertilizers on yield and fertilizer efficiency of oil sunflower EFFECTIVENESS UNDER CONDITION OF NPK LEVELS ON DISTRIBUTION OF 32P, 14C AND GRAIN YIELD OF ODOROUS RICE AND DARK PERICARP RICE (ENDICA RICE) Effectiveness of compound fertilizer on grain yields in China Effects of drought stress on fertilizer use efficiency of rapeseed during wintering