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AN INVESTIGATION ON THE EFFECT OF ATMOSPHERIC MERCURY ON ITS ACCUMULATION IN THE SOIL PLANT SYSTEM IN ACID PRECIPITATION AREA THE ACCUMULATION AND BIOLOGICAL CYCLE OF NITROGEN AND PHOSPHRUS ELEMENTS IN RHIZOPHORS STYLOSA COMMUNITY ,GUANGXI Effects of phosphorus fertilization on biomass accumulation and phosphorus use efficiency of trelliscultivated melon. ATMOSPHERIC NITROGEN DEPOSITION AND NITROGEN DYNAMICS OF FOREST ECOSYSTEMS Cotton Leaf Curl Virus: Ionic Status of Leaves and Symptom Development Effects of applying tea seed meal and EDTA on the speciation transformation and phytoavailability of nickel and zinc in soil. Hormesis effect of cadmium on Lonicera japonica.  Transfer characteristics of cadmium in soilvegetableinsect food chain. Effects of soil type and crop genotype on cadmium accumulation in peanut (Arachis hypogaea) kernels. Effects of long-term different fertilizations on biomass and nutrient content of maize root. Effects of fertilization on the P accumulation and leaching in vegetable greenhouse soil. Chemical characteristics of the rhizosphere soil of water spinach cultivars differing in Cd accumulation. A STUDY ON ROOT SYSTEM OF ALDER AND CYPRESS MIXED PLANTATION STUDY ON THE BIOLOGICAL ACCUMULATIONS OF ELEVEN CHEMICAL ELEMENTS IN THE MOUNTAIN MEADOW NATURAL RESERVE IN MT .WUTAL Soil fertility quality evolution after land use change from rice-wheat rotation to plastic film covered vegetable STUDIES ON CORRELATION BETWEEN VEGETABLE NITRATE ACCUMULATION AND FERTILIZER APPLICATION