Herbarium role in helping teachers teach teaching emphasis and difficulty. Classroom to help students understand and master the content. Students love nature, love biology, to stimulate interest. Is an important research materials research work. It provides for the development and utilization of resources and the scientific basis for the protection of plant in Zhejiang plant specimens, such as species, including morphological characteristics, geographical distribution, ecological environment, phenology, chemical ingredients. Plant specimens (herbarium specimens) is an important material for teaching and research work. It can provide a scientific basis for the development, utilization and protection of plant resources, such as information on the species of plant specimens, including morphological characteristics, geographical distribution, ecological environment, phenology, chemical ingredients. Dried specimens specimen after disinfection often pests and eggs must be disinfected, there are two ways: one is the specimen placed in position within a highly toxic drugs to kill seal metal box were smoked disinfection, for about three days . Another solution is to use alcohol disinfection of mercuric chloride, which would be: pour some about 1% mercuric chloride solution (formulated with 95% alcohol) in the side plates in the other disk in herbarium specimens to be sterilized Kunming plant specimens, brush a little sticky alcoholic mercuric chloride solution was coated on the specimen (both sides should be painted) Jiangxi plant specimens, and then the specimen sample folder into another folder, you can dry the stage of paper. Also available in a 1% mercuric chloride solution for 10 minutes to soak specimen insecticide disinfection. In order to prevent human contact drug poisoning, the specimen may also be placed in a constant temperature drying oven, drying 1-2 days at a temperature of about 95 ℃, insecticidal high temperature sterilization, but the specimens are compacted, so as not wrinkled. Fujian plant specimens | voyage teaching (certified) | herbarium provided by Xinxiang City Teaching Equipment Co. voyage. Xinxiang City voyage Teaching Equipment Co. (www.xxyuanhang.cn) (http://www.yuanhang369.com) is an industry leader in Henan Xinxiang, specimen model years, the company implementing the scientific management, innovation and development, the principle of honesty and trustworthiness , and satisfy customer needs. On the voyage instructional leadership with the staff warmly welcome all inquiries negotiations to create a better future teaching voyage. You can also access (www.yuanhang369.com/supply_details_43730520.html), for more information about the company.