1. Proper control period: It should be strictly controlled in the period of egg larvae and young larvae in the field of rice locusts, that is, from July 29 to August 6 is the best period for pesticide control. 2, prevention and treatment objects: growing green, late planting late, sitting late, seeding maternity rice fields, are the key control areas. 3. Protect natural natural enemies resources, prohibit the application of highly toxic pesticides, increase the parasitic rate of eggs, larvae and cockroaches, and control the benefits. 4, chemical control: rice mites use thousand wins 8000 acres with 50 grams, 90% trichlorfon crystals with 100 grams or 0.2% of a vitamin salt with 30 ml of water 40 kg, using a manual sprayer conventional spray, or The motorized sprayer is sprayed with a low volume of 10 kg. Natural Field cosmetics raw material extracted from plants contain highly-pure and standardized active substances. They are mainly used to improve skin and hair health and appearance. The strong ingredients are: 5-Aminolevulinic acid, Idebenone, Chlorogenic acid, Polydatin. Etc. Skin Whitening,anti-aging,arbutin,kojic acid,fullerenes PYSON Co. ,Ltd. , https://www.pysonbio.com
Cosmetics are natural, synthetic or extracted various effects of different substances as raw materials, heating, stirring and emulsification and other production processes from the chemical mixture. It is a compound mixture of various raw materials after reasonable mixing and processing. The raw materials of cosmetics are various in variety and performance. According to the properties and USES of cosmetic materials, they can be divided into two categories: matrix materials and auxiliary materials.
The former is a kind of main raw material of cosmetics, which occupies a large proportion in the cosmetics formula and plays a major role in the cosmetics. The latter plays a role in shaping, stabilizing, or imparting color, fragrance, and other properties to cosmetics, which are not used in large amounts in cosmetic formulations but are extremely important.