Przewalskia tangutica 第1页

Seed Micromorphological Characteristics of Three Species of Solanaceae in Qinghai Province Floral Organogenesis and Development of Two Taxa in Tribe Hyoscyameae (Solanaceae)?aPrzewalskia tangutica and Hyoscyamus niger Rapid propagation in a Tibetan medicine--Przewalskia tangutica Changes of alkaloids in Tibetan medicine Przewalskia tangutica during tissue culture and differentiation of its stem rapid propagation system