The control method of cherry and tomato brown spot disease mainly infects leaves, and infects petiole, fruit stalk and fruit when heavy. The leaves are initially yellowish brown dots, which later develop into small round taupe small necrotic spots, which are obviously sunken and slightly lustrous. The leaf back lesions are more obvious. The larger lesions sometimes have round lines and the air is humid. The surface of the lesion can produce dark brown mold, which is the conidiophore and conidia of the pathogen. The petiole and the petiole are infected, the lesions are gray-brown, and the lesions vary greatly in size, sometimes in the form of strips. When the humidity is high, black mold is also produced on the lesions.
Control method
1. Apply sufficient fertilizer to the base fertilizer, nitrogen fertilizer, phosphate fertilizer and potassium fertilizer. Covered with sorghum or high mulch film.
2. Strengthen field management. Watering and topdressing in time, avoiding water in the field after rain. After harvesting, the diseased plants are completely removed, and the soil is deepened to reduce the pathogens in the field.
3. In the early stage of the disease, the drug is controlled. 80% big WP 600 times solution, or 50% carbendazim WP 500 times solution, or 6% erbi WP 1500 times solution, or 70% thiophanate-methyl WP 600 times Liquid, or 40% Fuxing emulsifiable concentrate 8000 times liquid spray, 7-10 days of prevention and treatment once, depending on the condition, continuous prevention and treatment 1-3 times.
This article URL: Cherry, tomato brown spot prevention and control methods
Lincomycin injection
This product is a narrow-spectrum antibiotic with similar effect to erythromycin. It has a good effect on Gram-positive cocci, especially on anaerobic bacteria, Staphylococcus aureus and pneumococci. Its mechanism of action is similar to erythromycin and belongs to bacteriostatic agent. It mainly inhibits the synthesis of bacterial cell protein. Clinically, it is mainly used for various infections caused by sensitive bacteria, such as pneumonia, meningitis, endocarditis, cellulitis, tonsillitis, erysipelas, furuncle and urinary system infection. Because this product can enter bone tissue and has special affinity with bone, it is especially suitable for infection caused by anaerobic bacteria and Staphylococcus aureus osteomyelitis.
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pharmacological action
This product has strong antibacterial activity against Staphylococcus aureus (including enzyme producing strain), Staphylococcus epiphyte, group a hemolytic streptococcus, pneumococcus and grass green Streptococcus. Most diphtheria bacilli, tetanus bacilli and Aeromonas aeruginosa are also sensitive to this product. Most enterococci are resistant to this product.
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