Carbendazim is the effective fungicides for preventing and controlling diseases caused by fungi in a variety of crops
2018-10-31 10:06:26
Agrochemical Carbendazim is also known as weilin, benzimidazole No.44. Carbendazim is a broad-spectrum fungicide, which is effective in preventing and controlling diseases caused by fungi (such as semisyngium, polyascomycetes) in a variety of crops. It can be used for leaf spray, seed treatment and soil treatment.It can effectively prevent and control various crop diseases caused by fungi, which are widely used in China, but its residues can cause liver diseases and chromosomal aberrations and are toxic to mammals.
Pharmaceutical properties:
Refinement of white crystalline solid, melting point 302 ℃ ~ 307 ℃ (decomposition), density 1. 45 glcm3 (20 ℃).29 MGLL 24 ℃ solubility: water (PH4), dimethyl formamide 5 g/L, slightly soluble in the organic solvents.Below 50 ℃ for at least 2 years of stability.In alkaline solution, the decomposition was slow, accelerated with the increase of pH, and lost activity with the decrease of pH, with 7 as the benchmark.A soluble salt is stable in acids.The original drug is brown powder. The chemical property is stable, the original medicine is stored in a cool and dry place for 2 to 3 years, and the active ingredients remain unchanged. Low toxicity to humans and animals and low toxicity to fish.
Function：
Agrochemical Carbendazim is a highly effective, low toxic and endogenous fungicide with therapeutic and protective effects.It can effectively prevent and control various crop diseases caused by fungi, which are widely used in China, but its residues can cause liver diseases and chromosomal aberrations and are toxic to mammals.
Application:
1. Control wheat diseases
(1)Wheat smut. The wheat seeds were sprayed with 100 grams of polymyrhizin active ingredients (100g), and sprayed with 4kg of water evenly. It can also be mixed with water for 156kg and soaked in wheat seed for 100kg 36 ~. Then remove and sow. The liquid may be used continuously.
(2)Wheat scab. For example, wheat yanghua has a continuous rainy weather at the beginning, use 25% wettable powder 150 ~ 200 grams for every 667 meters, spray water 50 ~ 80 liters, depending on the weather condition and the development of the disease, decide whether to spray the second medicine or not, the dosage is the same as the first time.
2.Control rice disease
(1)Rice blast. For every 667 meters z, the effective components of polymyxin are used from 37.5 to 50 grams, and the water is diluted as constant or low-capacity spray. To prevent leaf fever, spray the first medicine when the disease center is found in the field, and spray again 7 days later. In the prevention and treatment of spike blast, the rice was sprayed ~ times in the rice fracture stage and in the full ear stage.
(2)Rhizoctonia solani.Each drug was sprayed at the end of tiller and before the pregnant ear of rice. every The 667 meter 2 USES the active ingredient of polymyrrhizin 37.5 ~ 50 grams, sprays to water. Point of spraying spray rice stem.
(3)Sclerotia of rice. Spray the rice stem from jointing stage to heading stage. For every 667 meters, the effective components of doxylene are 37.5 ~ 50 grams and 50 ~ 80 liters of water spray. Spray once every 5 ~ 7 days, a total of 2 ~ 3 times.
3.Prevention of cotton diseases prevention of cotton leaf spot, anthracnose, every 100 kg seed mixed with effective components of polymyrhizin 500 grams. The method of soaking can also be adopted, using 250 grams of polymyxin active ingredients, 250 kilograms of water and 100 kilograms of seeds for 24 hours.
4.The control of sclerotia of rapeseed was sprayed once in the flowering period and the terminal flowering period. For every 667 meters, the effective components of doxylene are 37.5 ~ 62.5 grams and 50 ~ 80 liters of water spray.
5.For the prevention and treatment of peanut leaf blight, stem rot and root rot, the seed was mixed with 50% fungular wettable powder. The dosage of seed dressing was 0.5% 81% of the seed weight, that is, the seed weight of 100 kg was 500 ~ 1,000 grams of the wettable powder of 50%. You can also soak the peanut seeds for 24 hours or wet the seeds with water, and then mix the seeds according to the above dosage.
6.For the prevention and treatment of black spot disease of sweet potato, soak the seed potato for 10 minutes with 20 000 times of medicine solution, or soak the seedling base for 3 ~ 5 minutes with 30 mg/kg of medicine solution, the medicine solution can be used for 7 ~ 10 times continuously.
7.Prevent and control vegetable diseases
(1)Tomato Early Blight.In the early stage of the disease, the effective components of doxylene were used for every '667 m 2, with a spray of 50 liters of water, from 31.3 to 37.5 grams. Spray once every 7 ~ 10 days, and spray medicine 3 ~ 5 times continuously.
(2)Collectotrchum orbiculare.The wet powder of 25% dendrolimin is 2 kg, and the soil fertilizer is 2000 kg.
8.Prevention and control of fruit tree diseases
(1)scab of pear.In the germination stage of pear tree, use 250 times of the wet powder of 25% and spray the first medicine, then spray the second time after falling into flower. In the future, according to the development of the disease, the number of spraying. General spray 3 ~ 4 times, each interval for 7-10 days.
(2)Peach scab.Before bagging a peach, spray 200 ~ 400 times more hygro with liquid spray at intervals of 7 ~ 10.
(3)Marssonina mali.After the disease onset, 250-400 times liquid spray was applied with 25 cYo docotyl W wet powder. Spray once every 7 to 10 days.
(4)White rot of grapes, black pox, anthrax,Use a 250-500 times wettable powder of bacilin to spray once every 10 to 15 days between the leaves of the grapes and the fruit coloring.
9.The prevention and treatment of flowers diseases polymycolith has a certain prevention effect on dahlia flowers rot, Chinese rose brown spot, clivia leaf spot, begonia gray spot, orchid anthrax, leaf spot, and powdery mildew of flowers. Use in the early stages of the disease, using 25% more germine 250 times liquid spray. Determine the number of sprays according to the development of the disease. Spray every 7 to 10 days.
10.Cutting of succulents prevents wound rot.
Our company Anhui sinotech Industial Co.,Ltd could manufacture and supply Agrochemical Carbendazim for many kinds of formulation, such as 98%TC, 40%SC,50%WP,80%WP and 90%WG and so on. We always pursue the tenet of "Quality the primary, credit the foundation." We are devoed ourselves to make the life better, always ready to provide top quality products combined with competitive price and comprehensive commercial service.
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