At present, there are many companies that produce carbendazim and Jinggangmycin. For example, 20% Jinggangdendraz WP containing 6% of carbendazim and 14% of Jinggangmycin in Hunan Chuangli Agrochemical Co., Ltd. are used to control rice sheath blight, and the recommended dosage per hectare is 60~90. Grams, equivalent to 20-30 grams per acre; 28% Jinggang carbendazim suspensions in Taicang City Yangtze Chemical Factory contain 24% carbendazim and 4% Jinggangmycin for controlling rice sheath blight, per hectare The recommended dosage of pure drug is 630-840g, equivalent to 150-200ml per mu; 28% Jinggang carbendazim suspension of Yantai Keda Chemical Co., Ltd. of Shandong Province, contains 24% carbendazim and 8% Jinggangmycin. For the control of rice sheath blight, the recommended dosage per hectare is 450 to 525 grams, or about 107 to 125 milliliters per acre.
Rhizoctonia solani in some areas has produced strong resistance to benzoimidazole drugs such as carbendazim, and it is advisable to control the rice sheath blight in these areas. Jinggangmycin is a commonly used drug for the control of rice sheath blight, and it has a good control effect against sheath blight. However, the effective period is short, usually only about 7 days. This year, the occurrence of large-scale rice sheath blight in our province is heavier. It is not advisable to use carbendazim and Jinggangmycin in the control of severe disease fields to control sheath blight. Jinggangmycin and hexaconazole, carbazole, propiconazole and other drugs can be used. Mixed control.
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