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Effect on plant and human cells under low frequency magnetic field Adaptation strategies of seed dormancy and germination of Psammochloa villosa , a sand dune grass inhabiting Ordos Plateau, China Advances in Sargentodoxa Vascular developmentin the transition region of dicotyledonary epigeal seedlings Study on N,P fertilization model of Salvia miltiorrhiza in different soil fertility Effects of long-term applying micronutrients fertilization on wheat yield and N and P uptake in dryland of Loess Plateau The effect of continuous cropping year on physiological characteristics of cucumber in sunlight greenhouse Study on plant moisture stress of Sophora viciifolia in the Loess Area North of Shaanxi province Study on soils water storage capacity and availability in secondary vegetation types in Ziwuling forest region Changes of soil C,N and soil water under conversion of cropland into grassland Effect of soil drought stress on the shoot growth and water use efficiency of Quercus liaotungensis and Acer stenolobum var.megalophyllum Nitrate distribution characteristics in soil at fertilization on cucumber at sunlight greenhouse in Loess Plateau Detection on evolvement and present situation of genetic diversity of spring wheat cultivars planted in Gansu and Qinghai Provinces by SSR markers Study on genetic diversity of Oryza rufipogon Griff. by simple seqence repeat Cloning of potato polyphenol oxidase gene and constructing of antisense PPO expression vector Identification of the additional glutenin subunits gene loci of T.aestivum-Th.intermedium alien addition lines TAI series with biochemical and molecular biological methods Sustainable utilization of grassland resources in west segment of Qilian Mountains and Jiuquan Basin Evaluation and analysis about ecosystem health of artificial plants in Shapotou aera Characteristics of the soil seed bank and the seedling bank in fenced sandy meadow Effects of water extracts from ten plants of Compositae against wheat Seedling Effects of salicylic acid (SA) on high-temperature stress resistance of cucumber seedling Preliminary study on B-chromosomes of Lilium davidii var.unicolor Effects of various practice measures agronomic and quality characters of winter wheat "Henong 341" RAPD analysis of population genetic diversity of Taxus mairei Study on essential oil of Qinwei rose Study on fingerprint analysis and bioactive functions of Eucommia ulmoides flavonoids Study on cold acclimation and freezing-tolerance mechanism of Aucuba japonica cv. Variegata Study on restoration strategies, characteristics and status of degenerated artificial Haloxylon ammodendron communities at the edge of Minqin oasis Species composition and distribution of algae in Wuquanshan of Lanzhou 太白红杉种群的生殖对策研究Ⅱ．生殖力和生殖值 Study on niche of dominant species of subalpine scrubland and meadow community in Guandi Mountains Observation on pollen and leaf epidermis of Amphicarpaea edgeworthii by SEM A study on bryophyte associated with formation of soil crust in south fringe of Gurbantunggut Desert in Xinjiang The clonal growing characteristic in the stoloniferous herb,Potentilla anserina The vegetation development in North Ziwulin forest region in last fifty years Research progress in the beneficial elements-silicon for plants A progress in pharmacological research of flavonoids A survey of study of chemical components of medicinal plants of Gentianaceae Microsatellite DNA marker and its application in genetic diversity research Recent advances in natural insecticidal constituents from plant origin