Effect of Elaeagnus pungens leaves on contraction of isolated guinea pig tracheal smooth muscle Action of Chinese Arborvitae Top Tender Leaves (Platycladus orientalis) on Smooth Muscle of Guinea Pig Trachea Effect of 3,4-Dihydroxyacetophenone on Isolated Guine a-Pig Trachea and Its Mechanism of Action The Function of CLE Peptide Hormone-Mediated Signaling Transduction in the Development and Differentiation of Plant Vascular System Comparative Studies on Woods of Three Species of Normal and Dwarf Trees Multi-center clinical trial of Xiao‘er Feire Kechuan Granule on acute inflammation of pharynx and trachea with syndrome of pedo-anemopyretic cold with phlegm Study on tracheary elements of three genera in Athyriaceae Tracheary Elements in Secondary Xylem of Actaea asiatica (Ranunculaceae) Apoptosis in the Development of Tracheary Elements in Plants THE VASCULAR TISSUE AND THE TRACHEARY ELEMENT IN THE CALLUS ON HYPOCOTYL OF CABBAGE IN VITRO Effects of Petroleum Ether Extract of Peucedanum praeruptorum Dunn on Rabbit Trachea Smooth Muscles 中国特有植物海南草珊瑚管状分子的初步研究—草珊瑚属导管存在的例证 Comparative Study of Tracheary Elements in Peranemaceae from China Establishment and Influencing Factors of in vitro Culture System for Tracheary Elements Differentiation Study on the Sporophytic Morphology of Five Species of Pteris L. Studies on the Mechanism of the Anthesis of Rice Observation on Trachea Inner Walls of Six Species of Sect.Stenophora by SEM Antiasthmatic mechanism of peimisine in Fritillaria monantha