[Objectives] The moisture, ash and extract content of Dracocephalum tanguticum Maxim. were measured.[Methods] The moistu......

The article provides an analysis of the distribution of fourteen species belonging to seven sections of the genus Dracoc......

本文应用体视学方法，对平原移居高原实验家兔骨髓幼红细胞造血岛的形态进行了研究，实验动物分平原组，高原给药组和高原对照组，结果发现......