Resistance of Chinese wheat landraces and relatives at seedling stage to powdery mildew Identification of germplasm with enriched micronutrients of wild emmer and progeny of wild emmer × common wheat Screening and evaluating low nitrogen tolerant wheat genotype at seedling stage Operation and demonstration of precision planting in Luancheng County Changes and driving forces of land use/cover and landscape patterns in Beijing-Tianjin-Hebei region Evaluation of cropland productivity in the Hebei Plain via graded multi-year MODIS-NDVI data Diagnosis of the state of N in wheat via digital image processing technique Estimation of regional evapotranspiration over the Hebei Plain using geostationary satellite data Change in farmland soil fertility and nutrient management strategy in the piedmont of Mount Taihang, North China Plain Effect of soil factors on quality and style of flue-cured tobacco in Qujing District, Yunnan Province Influence of exogenous N resource on triploid Populus tomentosa leaf decomposition Effect of fertilization on photosynthetic characteristics of wheat flag leaf Effect of fertilization on yield, net income and soil environment in Qingdao protected vegetable production systems Effect of microbial organic fertilizer on seedling growth, yield and quality of flue-cured tobacco Effects of nitrogen on metabolism and dry matter accumulation of flue-cured tobacco before and after topping Effect of Zn and P supply on grain Zn bioavailability in wheat Path analysis of summer maize agronomic traits and yield in the Huang-Huai-Hai Plain Analysis of high and stable yield characteristics of "Kn199" winter wheat cultivar Development of "Kn199" new winter wheat variety and its cultivation in China Comparative study on yield and economic benefits of rape under different planting and mulching patterns Soil evaporation under sole cropping and intercropping systems and the main driving factors Characteristics of soil organic carbon and nitrogen distributed in different density fractions of mollisols under long-term continuous cropping and natural restoration Effect of tillage pattern on soil greenhouse gases (CO2, CH4 and N2O) fluxes in semi-arid temperate regions Effects of soil amendments on rhizosphere microbial number, soil enzyme activity and yield of continuous cropped American ginseng Temperature and relative humidity during air-curing and their effects on burley tobacco quality in different curing barns Effect of heavy metal Cu on compost materials property and oxidoreductase activity during pig waste composting Dryoathyrium erectum is a member of the genus Athyriopsis A new species of Anoectochilus Blume (Orchidaceae) from China Three new species of Aspidistra Ker-Gawl. (Liliaceae) from Guangxi, China Three new species of the Rubiaceae from Guangxi, China An additional note on Chinese Otochilus (Orchidaceae) Notes on Eulophia dabia (D. Don) Hochr. and its related species Critical notes on some species of Epipactis (Orchidaceae) On the identity of Eulophia hirsuta T. P. Lin (Orchidaceae) Systematic position of Primula secundiflora (Primulaceae) inferred from nuclear ribosomal DNA ITS sequence data The utility of trnK intron 5′ region in phylogenetic analysis of Ulmaceae s. l. Pollen morphology of Polygonum section Aconogonon Meisn. in China A new species of Begonia (Begoniaceae) from SE Yunnan, China The identity of Nannoglottis souliei (Franch.) Ling et Y. L. Chen Additional notes on the subgenus Brachypetalum (s. l.) of Paphiopedilum Karyotypes of five species of Cornus (s.l.) (Cornaceae) from China Chromosome numbers of the Chinese Isoetes and their taxonomical significance Observation on the spore morphology of the genus Leptolepidium (Sinopteridaceae) Spore morphology of pteridophytes from China Ⅲ. Thelypteridaceae 1. Cyclosorus Link. Divergence time estimates for major lineages of Cupressaceae (s. l.) A new combination in Leptolepidium (Pteridophyta: Sinopteridaceae) Pleiosorbus is united with Sorbus (Rosaceae) Lectotypification of Aconitum wolongense W. T. Wang A newly recorded species of Plantago Linn. from China The identity of a specific name of Epipactis Echinocystis Torr. et Gray (Cucurbitaceae), a naturalized genus in China Corrigiola L. (Caryophyllaceae), a naturalized genus in China Subularia L. (Cruciferae), a newly recorded aquatic genus of China Aster jishouensis (Asteraceae), a new species from Hunan, China A new species of Dendropanax (Araliaceae) from China Taxonomic notes on some species of Elatostema (Urticaceae) from China A new species of Berchemia (Rhamnaceae) from Xizang, China Karyotypes of eight species of the genus Aspidistra from China Notes on the genus Clematis (Ranunculaceae) (Ⅳ) Geographical distribution of Kengyilia Yen et J. L. Yang (Poaceae) A new species and a new combination of Alpinia Roxb. in China Validation of Deyeuxia himalaica L. Liou Cytology of eleven species in the genus Ranunculus L. and five in its four related genera from China The formation and evolution of polyploid genomes in plants A new species of Paphiopedilum (Orchidaceae) from Yunnan, China Notes on Paphiopedilum wardii and its related species New plants from limestone regions of Guangxi, China Changruicaoia Z. Y. Zhu—A new genus of Labiatae from Mount Emei, Sichuan, China Phytogeographical relationships of the bryophytes between China and North America Quantitative taxonomic analyses of Actinidia (Actinidiaceae) in China based on micromorphological characters of foliar trichomes A new species of Rosa L.(Rosaceae) from Guizhou, China New materials of Gesneriaceae from Guangxi, China A new species of Helianthemum Mill.(Cistaceae) Three new species of Elaeagnus (Elaeagnaceae) from Guangxi, China New taxa of Ligularia (Compositae) from China A new subspecies of the genus Lasianthus Jack (Rubiaceae) from Yunnan with reference to its biogeographical implication Taxonomic studies of the genus Colysis C. Presl (Polypodiaceae) from China and neighboring regions On the taxonomy of Phlegmariurus (Herter) Holub sect. Huperzioides H. S. Kung et L. B. Zhang (sect. nov.) with notes on the infrageneric classification of the genus Phlegmariurus in China The discovery of triploid Lycoris sprengeri Comes ex Baker from Anhui, China A study on cytotaxonomy of Sect. Anguinum of Allium