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Nitrifying bacteria (nitrifying) are aerobic bacteria that include nitrosifying bacteria and nitrifying bacteria. Living in aerobic water or sand plays an important role in the nitrogen cycle water purification process. There are organic pollution sources in the water, and the water purification bacteria survive by the organic pollution in the water, and if there is no pollution source in the water, they cannot survive for a long time.
Therefore, it is worth discussing whether it is effective to add bacteria at the new water stage. Nitrifying bacteria preparation is a treatment agent used to control the concentration of spontaneous ammonia in aquaculture pond water, which is not only quite convenient to use, but also can play an immediate effect, so it is more and more popular with fishermen. When used, the agent can be directly spread in the pool, and it will soon be able to exert the effect of ammonium removal.
EM bacteria are a kind of mixed bacteria, which generally include spores, yeasts, lactic acid bacteria and other beneficial bacteria. It can be used for food addition, breeding disease prevention, sewage treatment and so on. In addition to the advantages of fast growth rate, strong disease resistance, fast and large amount of eclipse bait, short breeding cycle and good appearance, the dissolution rate of mixed feed in water is slow and it is not easy to pollute water quality.
It is loved by shrimp (various aquaculture) farmers, and it is a new type of aquafeed industry with broad prospects. Japan has been using Tianshihao lactic acid bacteria in aquaculture for many years, and the breeding effect is very obvious, and the quality of shrimp is excellent.
The two kinds of bacteria perform their own duties, and the classification of good or bad depends on the purpose of the user's use, that is, what is wanted, what kind of effect is achieved, if the purpose is the same, it depends on the method of use, dosage and other factors.
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See what you're up to? If it is to purify the water, nitrifying bacteria are better! If you are raising fish, you can try em bacteria!
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The direction of action is the same, are to degrade harmful bacteria and harmful substances, EM bacteria belong to the compound probiotics, is composed of photosynthesis, yeast, lactic acid, pay-off, filamentous bacteria and other five major flora, widely used, nitrifying bacteria mainly act in the water, treatment of sewage, aquaculture with more, more information catch (zhuangzhu) rysw1230.
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EM bacteria are a class of effective microbial flora, which is a new type of compound microbial viable agent first developed by the University of the Ryukyus in Japan. Its main components include more than 80 species in 16 genera, including photosynthetic bacteria, yeasts, lactic acid bacteria, actinomycetes and fermented filamentous fungi. Photosynthetic bacteria can act synergistically with other bacteria in emmetrical bacteria.
Its role is as follows:
1) Promote animal growth, improve feed utilization, reduce feeding costs (about 15% 30%), shorten the breeding cycle, and improve economic benefits by more than 30%.
2) Improve the immune function of fish, reduce the occurrence of diseases, and increase the survival rate by about 80% 98%.
3) Eliminate pollution, improve the feeding environment, and degrade harmful substances such as ammonia nitrogen, biogas, nitrite, hydrogen sulfide and other harmful substances in the water body; Decompose the bait and organic matter in the water, stabilize the pH of the water body, remove the chemical residual poison in the water, and purify the water quality; Maintain the balance of beneficial bacteria and plankton in the water and inhibit the growth of harmful algae.
Deppon nitrifying bacteria, other nitrifying bacteria liquids. Go to a specialized aquatic plant shop or ** to see which one is right for you.
Generally speaking, abb's will do. If the bacteria are not a good brand, they must be good, and if you buy an expired one, you will not build up the nitrification system of your fish tank. Generally, there are about ten to twenty on the market.
Salt and yellow powder, as well as some insecticides and fungicides, may have an effect on nitrifying bacteria. >>>More
From the fermented feed, I personally think that the fermentation effect of roughage degrader is more stable, the effect is obviously good, science and technology is developing, there is no immutable thing, feed starter is also developing, and to the professional development, only the continuous development of their own foothold, agree to the upstairs, the purchase of EM must also be recognized by the domestic authorized company, do not buy no production license, no authorized company EM. >>>More
Yeast. The scientific name is saccharomyces
According to J. Lodder's yeast taxonomyces, fungal organisms are a yeast family of the class Ascomycetes that can form ascospores, also known as true yeast such as DeBarry's yeast. There are also some yeasts that do not form spores and belong to the class Incomplete, Cistanea, and Cryptococcus yeasts, such as Candida. >>>More