DEVELOPMENTAL AND ANATOMIC STUDIES ON THE FLORAL NECTARIES OF MENTHA HAPLOCALYX MORPHOLOGY, ANATOMY AND DEVELOPMENT OF FLORAL NECTARIES IN 4 SPECIES OF NECTARIFEROUS PLANTS Studies on the Morphology, Structure and Development of the Glandular Hairs in Mentha haplocalyx Brig. Prokaryotic Expreesion and RNA Interference Vector Construction for Geranyl Diphosphate Synthase of Mentha haplocalyx Briq. Chemical constituents from Mentha haplocalyx Antimicrobial Activities of Mentha haplocalyx Briq. Essential Oil Chemical Composition and Antibacterial Activities of the Essential Oils Isolated from Leaves of Mentha × piperita, M. haplocalyx and M. × gentilis Studies on involatile constituents of Mentha haplocalyx Characteristics of Photosynthesis and Thermal Dissipation in Mentha haplocalyx Briq.in Qinghai Effect of drying methods on monoterpenes, phenolic acids and flavonoids in Mentha haplocalyx Habitat suitability and quality division of Mentha haplocalyx Comparison of essential oil from Mentha haplocalyx and menthol used as penetration enhancers Studies on the chemical constituents hi herb of Mentha haplocalyx