The pre-smell disinfection work is an important guarantee and key link for raising silkworms. Before each quarter of sericulture, it is necessary to completely and thoroughly disinfect the silkworm room, the silkworm culm and the environment used for sericulture, cut off the source of infection, and control the occurrence of silkworm disease at the source.
First, disinfection must be thorough and thorough. About a week before silkworm rearing, the silkworm room, silkworm culm, and the surrounding environment were thoroughly sanitized in the order of sweeping, second washing, three drying, and four eliminating. The silkworm room is cleaned, and the silkworm equipment must be fully washed in running water and sun dried for drug disinfection.
The second is that the disinfectant should be targeted. Silkworm silkworm commonly used disinfectants include silkworm disease, bleaching powder, sulfur, lime and other broad-spectrum high-performance disinfectants. Different pharmaceutical agents have their own characteristics and pertinence, and they must be targeted in the selection and due to illness. For the diseased areas, in addition to the disinfection of the liquid, smoke disinfection is performed once more. Through the combination of gas and liquid, they can make full use of each other and disinfect more thoroughly.
The third is to disinfect the dose according to the standard preparation. Different agents have different effective concentrations and doses of pathogens, and the proportion of the agents should be strictly adhered to in order to avoid artificially reducing or increasing the dosage and concentration of the agents. Disinfection can achieve the desired effect. Compatible with a clear solution containing 2% of available chlorine for disinfection. When disinfected, it is required to be used with existing equipment to prevent evaporation of active ingredients.
The fourth is to attach importance to the external environmental factors of disinfection. Silkworm extermination, disinfection of a package spirit, bleaching liquid require low temperature sterilization sooner or later, keeping the silkworm room moist for half an hour. Formalin disinfection requires a temperature of 78-80? Closed doors and windows for 24 hours. Must be strictly enforced.
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