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Rediscovery of Cystoathyrium chinense Ching (Cystopteridaceae): phylogenetic placement of the critically endangered fern species endemic to China Spatial variability in the content of caffeate and scutellarin of Erigeron breviscapus Study on fertilizer-N absorption and distribution of soybean ［Glycine max (L).］during the seed-filling period Microfossil assemblage from the Late of Middle Carboniferous in Western Shaan-Gan-Ning Basin, Northwest China The Puff-Like Structure in Allium cepa and the Effect of α-Amanitin Treatment upon the Structure THE BLOCKING EFFECT OF PHYLLANTHUS EMBLICA L.ON THE FORMATION OF STRONG CARCINOGEN N-NITROSO COMPOUND IN HUMAN BODY Research progress on anti-inflammatory mechanism of Houttuynia cordata Preliminary research on patterns of the tourism landscape ecosystem: concept and spatial units system A preliminary study on the characters for the germplasm resources of C.sinensis cv.gulin-niupicha Research on carbon budget and carbon cycle of terrestrial ecosystems in regional scale: a review Study on the interactions between four components in Ligusticum chuanxiong rhizome and acceptors on cardiac muscle membrane Advances in Studies of Forest Gap Ecology Characteristics of soil microbial community structure in two young plantations of Castanopsis hystrix and Erythrophleum fordii in subtropical China Review of emergy theory applied in agro-ecological economic system in China Comparative Studies on the SOD and POD Activities and Their Isoenzymes in the Seed and Pod shell of Nodulating and Non-nodulating Soybean Isolines during the Course of Fruit Development Separation and preparation of alkaloids in Nelumbinis Folium by pH-zone-refining counter-current chromatography Separation and preparation of alkaloids in Nelumbinis Folium by pH-zone-refining counter-current chromatography Establishment of ecological compensation mechanisms in China: perspectives and strategies Progress of agent-based agricultural land change modeling: a review Quality evaluation on yield and quality of Hottuynia cordata from different sources The characteristic scales of the urban landscape in the Nanjing metropolitan region Spatial distribution of soil carbon and nitrogen in Jiaozhou Bay estuarine wetlands Effect of Manganese Stress on Nitrogen Accumulation of Soybean Influence of Physiological Characteristics at Grain Filling Stage on Dying Green of Wheat Plants in Different Varieties Changes in Growth Rate and Ultrastructure of Haematococcus pluvialis After Mutagenesis Isolation and purification of aporphine alkaloids with macroporous adsorption resin Effects of nitrapyrin-nitrogen (N) fertilizer application rates on N utilization and N2O emission in summer maize field. The effect of land use change on soil carbon, nitrogen, and phosphorus contents and their stoichiometry in temperate sapling stands in northeastern China Ecological rehabilitation: a theoretical analysis Effect of nitrogen supply on carbon-nitrogen metabolism and kernel set in summer maize Effects of 2-n-nonyl-1,3-dioxolane as an enhanceron transdermal absorption of Salvia miltiorrhiza gel Effects of Chinese-fir mixing with N-fixing and non-N fixing tree species on forestland quality and forest-floor solution chemistry Interaction Effects of Light Intensity and Nitrogen Supply on Gas Exchange, Some Enzyme Activities in Carbon-Nitrogen Metabolism and Quality in Flue-Cured Tobacco Effects of Panting Density on Photosynthetic Characteristics and Changes of Carbon and Nitrogen in Leaf of Different Corn Hybrids Genetic Diversity of Gulin-niupicha (Camellia sinensis [L.] O. Kuntze) Germplasm Resources Effects of nitrogen nutrition levels on N-accumulation and yields of soybean Molecular systematics and biogeography of Wisteria inferred from nucleotide sequences of nuclear and plastid genes Effects of Sucrose on the Activities of Enzymes Involved in Ammonium Assimilation in Roots of Rice Cultivated in Different Nitrogen Source Effect of Fertilization-N on Tall Fescue Seed Yield and Yield Components of Seed Crop Quality evaluation on yield and quality of Hottuynia cordata from different sources Study on inhibition of Dendrobium officinale extract on gastric carcinogenesis