bleaching Learn more about bleaching
-
Application technology of bleaching powder in fish disease control
Application technology of bleaching powder in fish disease control
2018-07-24 -
Introduction to commonly used drugs for fish 2
This paper continues to introduce the commonly used disinfectants bleach, dichloride, trichloride and chlorine dioxide. (2) bleaching essence [character] bleaching essence is a white powder, smelly of chlorine, soluble in water and a small amount of sediment. Contains less impurities. It is relatively stable and not easy to decompose when exposed to moisture. The aqueous solution is alkaline, and the active ingredient of bleach is the same as that of bleach, which contains 60% of available chlorine, more than twice that of bleach. Bleach is also a broad-spectrum disinfectant with the same principle as bleach. It is also an encounter with aquatic products
2019-01-15 -
New technology of clearing pond and removing wild land
At present, the commonly used pond cleaning drugs are quicklime, tea meal, bleach, bleach, trichloroisocyanuric acid and so on. 1. Quicklime clear pond quicklime (CaO) produces strongly alkaline calcium hydroxide when exposed to water, which makes the pH (pH) of the pond water rise sharply to 11: 12, so it can kill wild fishes, enemy organisms and various pathogens. two。 Tea meal Qingtang tea meal is a round cake made from the remaining residue of Camellia oleifera seeds after pressing oil. Usage: beat the tea meal into small pieces and use
2019-01-16 -
Introduction of commonly used drugs for fish 1
At present, there are many kinds of drugs commonly used in fish culture in the market. As the production of fish medicine is not standardized, some of the products of various manufacturers are not marked with active ingredients, and the trade names of some similar proprietary medicines are not unified with the corresponding chemical names. This is not conducive for us to understand the effective components of drugs, and it also causes some difficulties for the scientific and rational use of drugs. In order to popularize the technology of prevention and control of fish diseases, we will introduce the knowledge of commonly used drugs in fish culture one after another. In order to improve our understanding and understanding of commonly used drugs, we can use drugs scientifically and rationally in production.
2019-01-15 -
Method of clearing fish ponds
Method of clearing fish ponds
2019-06-13 -
Silkworm room disinfection technology: how to disinfect silkworms? How to disinfect silkworm wares in silkworm house
How to disinfect silkworm wares in silkworm houses?
2018-07-23 -
A complete collection of pond cleaning methods for aquaculture
The source and main composition of quicklime-1-quicklime are natural rocks mainly composed of calcium carbonate, such as limestone, chalk, dolomitic limestone, etc.
2019-02-25 -
How to disinfect fish ponds
How to disinfect fish ponds
2019-02-15 -
How to deal with daily disinfection of healthy cultured tilapia
The healthy culture of tilapia is a major event related to the expected economic results, and even related to the health of diners. The key to doing this work well is to enhance the awareness of both resource utilization and environmental protection. The aquatic products produced should be standardized.
2020-11-08 Health aquaculture tilapia how treatment daily disinfection -
Common methods and characteristics of disinfection of fish ponds
Common methods and characteristics of disinfection of fish ponds
2018-09-08 -
Processing technology of licorice olive (juice olive, pepper olive)
The main contents are as follows: (1) the technological process selects material →, peeling, → curing blank, → bleaching, → baking, → absorbent, → baking, → finished product. (2) the key point of operation is to choose mature and moderate green olive (unborn fiber), wipe the skin first, and then add salt, and add more salt for those that need to be preserved for a long time. Both wet and dry blanks can be preserved. Bleach water first, licorice olives should be more salty, and fruit juice olives should be bleached. After bleaching, you should still bake to 80% dry in order to absorb the flavor. All kinds of olives are made in the same way, but the difference lies in the blending of flavors. Licorice olive is licorice.
2019-01-16 -
Diagnosis and treatment of grass carp disease
Red skin disease: fish scales will fall off and accompanied by inflammation when the disease occurs. The prevention method is to disinfect and sterilize with bleaching powder and feed sulfathiazole. Enteritis disease: fish abdominal swelling, intestinal wall congestion, decreased appetite, prevention and treatment is to use bleaching powder disinfection, feeding fish health
2020-11-08 grass carp disease diagnosis treatment abstract red skin incidence -
Disinfection methods of lobster culture ponds
Disinfection methods of lobster culture ponds
2018-07-04 -
Preparation of commonly used disinfectant solution for fish
Washing and disinfecting fish with liquid medicine is an indispensable work for the release of fish fry and an effective measure to prevent fish diseases. This paper introduces the preparation and application of several common washing disinfectants. 1. The bleach solution is prepared with 100 kg of water and 1 g of bleach, that is, a bleach solution with a concentration of 10 mg / kg. When the water temperature is 10 ~ 15 ℃, washing the fish for 15 ~ 30 minutes can kill all kinds of pathogenic bacteria on the fish and prevent bacterial red skin disease and rot.
2019-01-16 -
How to prevent perishable fish skin from rotting in cage culture
How to prevent perishable fish skin from rotting in cage culture
2019-01-16 -
What kind of medicine is used in general fish pond disinfection? How to disinfect it?
Aquaculture in fish ponds is a good direction for people in our country to get rich and earn income, and it is generally necessary to carry out disinfection before using fish ponds for culture. What kind of medicine is used to disinfect the fish pond? How to disinfect it? What kind of medicine is used to disinfect fish ponds? Usually trimmed and modified.
2020-11-11 General fish pond disinfection use what medicine yes how -
Fish pond disinfection: how to disinfect fish pond? What is the best medicine for fish pond disinfection? potassium permanganate fish pond disinfection method
How to disinfect fish ponds
2019-02-15 -
What are the common agents for disinfection of fish ponds?
What are the common agents for disinfection of fish ponds?
2018-09-08 -
Six methods for rescuing Silkworm poisoning
1. Bleach antidote. For mulberry leaves contaminated by bacterial pesticides, 0.15-0.25 kg of bleach and 50 kg of water can be used to form a bleach solution. The clear liquid was sprayed on the surface and back of mulberry leaves, and then fed to silkworms after the mulberry leaves had no medicinal taste. 2. Atropine aqueous solution. When silkworms are poisoned by organophosphorus pesticides and arsenic-containing pesticides, 0.3 grams of atropine tablets or 0.5 grams of atropine water can be used to wash the poisoned silkworms or spray them on mulberry leaves until the silkworms are fed.
2019-01-16 -
Techniques of disinfection and disease prevention in silkworm rearing
With the large-scale development of the western region, the state began to implement the plan of "moving mulberry from the east to the west". In the new round of industrial structure adjustment, many places in Yunnan Province have focused on supporting sericulture as a characteristic industry to increase farmers' income and become rich. However, in the process of sericulture, the outbreak of silkworm disease is caused by lax disinfection or improper methods, which often leads to no cocoon harvest and heavy economic losses. Thorough disinfection and prevention of disease and putting an end to pathogen transmission are the key measures to seize the high quality and high yield of silkworm cocoons. 1. Disinfection of sericulture officials
2019-01-16