100 billion / g Bacillus subtilis wettable powder
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Business Type:Manufacturer
Country/Region:China
Ddu Verified
HOT Rank
8/10
JIANGXI SHUNQUAN BIOTECHNOLOGY CO., LTD.
We are professional supplier of Biological agents,Meal powder medicine.
Business Type:Manufacturer
Country/Region:China
Ddu Verified
HOT Rank
8/10
Product description:
Bacillus subtilis is a new microbial pesticide. Can rapidly colonize and multiply in the crop and compete with other harmful bacteria for nutrition and space sites. Biosurfactants that produce antibacterial, antiviral and biosurfactants can be produced. The secondary metabolites produced by Bacillus subtilis can dissolve the cell wall of spores of other harmful pathogenic bacteria and cause cell wall perforation and deformity of harmful bacteria. In addition, Bacillus subtilis as a microbial species, but also can promote plant growth.
After the Bacillus subtilis is sprayed on the leaves, the live spores use the nutrition and water on the foliage to propagate on the leaves, quickly occupying the whole leaf surface, and at the same time, secrete the active substance with the bactericidal effect so as to effectively exclude, inhibit and kill the bacteria effect.
Bacillus subtilis control mechanism
(A) the competitive effect: through the biological fight for oxygen, nutrients and competition exclusion, the formation of local biological predominant population, prevent other bacteria invade; at the same time compete for the surrounding bacteria nutrition, inhibit the growth of pathogenic bacteria - the role of bacteria.
(B) the role of bacteriolysis: Bacillus subtilis adsorbed on the mycelium of pathogenic bacteria, with the mycelium growth and growth, thereby depleting the nutrition of pathogens, the pathogen mycelium rupture, disintegration, cytoplasmic digestion, the pathogen lost further infectivity - Parasitic effect.
(C) of biological antagonism: Bacillus subtilis growth process can produce bacteriocins (subtilisin, polymyxin, nystatin, short bacillus), organic acids, natural lipopeptide compounds, inhibit the pathogen Grow or dissolve its cell wall, so that cell perforation, deformity, etc., and ultimately kill pathogens, the overall control effect of up to 80%.
(D) killing effect Induced rice disease resistance, promote rice growth, increase yield and quality. According to statistics, the use of Bacillus subtilis can effectively increase 5.6-20.2%.
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Bacillus subtilis characteristics
(A) Green - Micro-toxic to humans and animals, no pollution to the environment, crop safety (Although the agent is a bacterium live fungicide, but will not cause disease infested crops will not produce phytotoxicity on crops)
(B) efficient and broad-spectrum - rice blast, sheath blight and other fungal diseases with excellent control effect, 10-20 grams per mu of this product will be able to achieve good control effect, low cost
(C) increase production and quality improvement - Bacillus subtilis also can secrete active substances to promote rice growth, so that plant leaves thick green hypertrophy, improve rice immunity, increase production and quality of a significant effect, the fermentation process to produce a variety of amino acids, rice The role of growth regulation.
Note the use of time:
1. Early disease or disease before spraying the best drug application, pay attention to spraying the liquid evenly to all parts of the crop.
2. Do not apply in the strong sunlight, sunny evening or cloudy day medication best.
Bacillus subtilis use precautions
(A) the amount of this product is less, in order to reduce waste, the application of small containers when the drug dose required to fully dissolve and then into the sprayer, add water to spray the best level for spraying;
(B) spraying before 10 o'clock in the morning or after 4 o'clock in the afternoon to avoid direct sunlight and kill spores. Especially after 4 o'clock in the afternoon, damp environment is more conducive to spore germination. Should be sealed dark storage;
(C) can not be mixed with copper preparations, streptomycin and other fungicides and alkaline pesticides;
(D) disease early or before the onset of the best drug application, spraying pay attention to the liquid spray evenly to all parts of the crop.