Correction of karyotype of diploid Beesia calthifolia and discovery of a tetraploid cytotype The Karyotype of Beesia deltophylla and Its Systematic Significance A Study on Pollination Biology of Paeonia suffruticosa subsp. spontanea (Paeoniaceae) The Systematic Position of Beesia: Evidence from ITS (nrDNA) Sequence Analysis Are long corolla tubes in Pedicularis driven by pollinator selection? Flower Color Polymorphism in Rhododendron cyanocarpum (Ericaceae), an Endangered Alpine Species Endemic to NW Yunnan, China Evidence for natural hybridization between Primula beesiana and P. bulleyana, two heterostylous primroses in NW Yunnan, China Comparative study of pollination biology of two closely related alpine Primula species, Primula beesiana and P. bulleyana (Primulaceae) Cytology of the tribe Trollieae and of the tribe Cimicifugeae in the Ranunculaceae: a comparative study Studies on the Active Constituents Lowering Blood-lipid in Beeswax Study on the Floral characteristics Characteristics and Sstructure in Two Types of Male Sterile Lines of Bbroccoli(Brassica oleracea var.italica) Significance of Birds, Bees and Butterflies in Urban Gardens and Their Attraction and Protection Current status on the study of wild bee-pollinators and conservation strategies in China Reproductive Ecology of Rhynchanthus beesianus W. W. Smith (Zingiberaceae) in South Yunnan, China: A Ginger with Bird Pollination Syndrome Notulae de Ranunculaceis sinensibus (ⅩⅩⅢ) Research progress on the impacts of transgenic resistant plants on pollinating bees The Floral and Seed Setting Characteristics in Two Types of Male Sterile Lines of Cabbage(Brassica oleracea L. var. capitata) New Triterpenic Glucoside from Beesia calthaefolia  (Maxim.) Ulbr. Native to China The influence of diversity changes of ecological conditions on the survival of honey bees Chromosome Studies of Subgenus Gymnaconitum Endemic to China and Beesia (Ranunculaceae) Pollination ecology of Gentiana straminea Maxim. (Gentianaceae), an alpine perennial in the Qinghai-Tibet Plateau