When it comes to how to use carbendazim, it is definitely a matter of using water. I believe that the person who can ask the question of how to use carbendazim is not only the simple answer to “wateringâ€, but also how to use carbendazim. Seriously, it is necessary to know what crops to use and what diseases to control. How to use carbendazim to refer to these two items in order to tell the most accurate method. The pesticide nets are compiled in different crops for carbendazim. Different ways of using:
one. Prevention and control of wheat diseases
(1) Wheat smut. 100 g of the active ingredient of carbendazim, 4 kg of water was evenly sprayed with 100 kg of wheat, and then sown for 6 hours. It is also possible to use 156 g of multi-effect component, stir well with 156 kg of water, and soak the wheat seed 100 kg 36~. Then, remove the seeds. The liquid can be used continuously.
(2) Wheat scab. For example, wheat has a continuous rainy weather at the beginning of the flower, with 25% wettable powder 150-200 grams per 667 m2, 50-80 liters of water spray, depending on the weather conditions and disease development every 5-7 days, it is decided to spray a second dose. Whether or not, the dose is the same as the first time.
two. Preventing rice diseases
(1) Rice blast. Use 37.5 to 50 grams of carbendazim active ingredient per 667 m of z, and dilute with water for constant or low volume spray. Control leafhoppers, spray the first drug when the center of the disease is found in the field, and spray again after 7 days. Control the ear mites, spray each time in the rice break period and the heading stage.
(2) Rice sheath blight. The rice was sprayed once at the end of the tillering and before the booting. each
667 m 2 with carbendazim active ingredient 37.5 ~ 50 g, spray on water. Focus on spraying the stems of rice when spraying.
(3) Rice sclerotium disease. Spraying from the jointing stage of rice to the heading stage. Use 37.5 to 50 grams of carbendazim active ingredient per 667 m 2 and spray 50 to 80 liters of water. Spray once every 5 to 7 days, and spray a total of 2 to 3 times.
three. Control cotton diseases
To control cotton blight and anthracnose, 500 grams of carbendazim active ingredient per 100 kg of seeds are used for seed dressing. A soaking method can also be used, using 250 g of the active ingredient of carbendazim, 250 kg of water, and immersing 100 kg of seeds for 24 hours.
four. Prevention and control of Sclerotinia sclerotiorum
Spray once during the rape flowering and the final flowering period. Use carbendazim active ingredient 37.5-62.5 grams per 667 m2 and spray 50-80 liters of water.
Fives. Prevention and control of peanut blight, stem rot, root rot
Seed dressing with 50% carbendazim WP. The seed dressing amount is 0.5% 81% of the seed weight, that is, 100 kg of carbendazim wettable powder is used in the range of 500 to 1,000 g. It is also possible to soak the peanut seeds for 24 hours or to moisten the seeds with water, and then mix the seeds according to the above-mentioned dosage.
six. Prevention and treatment of sweet potato black spot
Soak the seed potato with 20 000 times of chemical solution for 10 minutes, or soak the base of the seedling with 30 mg / kg of liquid for 3 to 5 minutes. The liquid can be used continuously for 7 to 10 times.
Seven. Prevention and treatment of vegetable diseases
(1) Tomato early blight. In the early stage of the disease, 31.3 to 37.5 g of the active ingredient of carbendazim was used per '667 m2, and 50 liters of water was sprayed. Spray once every 7 to 10 days, and spray 3 to 5 times in a row.
(2) Cucumber anthracnose. 25% carbendazim WP 2kg plus 2000kg of soil and fertilizer, covered with medicinal soil.
Eight. Fruit tree disease prevention
(1) Pear scab. In the germination stage of pear trees, spray 25% carbendazim WP 250 times, spray the first medicine, spray the second time after falling. In the future, the number of sprays will be determined according to the condition of the disease. Generally spray 3 to 4 times, each interval is 7-10 days.
(2) Peach sore rickets. Before the peach is bagged, spray with 25% carbendazim moisturizing H agent 200-400 times, and spray it every 7-10 times.
(3) Apple brown spot disease. After the disease was first seen, spray with 250 cYo carbendazim W wet powder 250-400 times. Spray once every 7 to 10 days.
(4) Grape white rot, black pox, anthracnose. Before the fruit is spread, the fruit is sprayed with 25% carbendazim WP 250-500 times before spraying, and sprayed every 10-15 days.
nine. Control of flower diseases
Carbendazim has certain preventive effects on dahlia flower rot, rose brown spot, Clivia leaf spot, sea bream gray spot, orchid anthracnose, leaf spot, and flower powdery mildew. The usage is in the early stage of the disease, using 25% carbendazim 250 times solution spray. The number of sprays is determined according to the condition of the disease. Spray once every 7 to 10 days.
Carbendazim how simple introduction here, there is a need to buy their own carbendazim can be found on the China Pesticide Network
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