How to prevent and cure bean rust
Prevention and control methods: Based on the management of soil fertilizer and water, comprehensive prevention and treatment measures supplemented by timely spraying and prevention. Clean pastoral. After the harvest, field residues should be removed and burned. The former crop was selected as a plot for planting grasses, and the former crop was not selected for the cultivation of legumes or peanuts. Selection of disease-resistant varieties such as Yuexia No.2, Xianweijiaojiao, and Suifeng No.8. In the early stage of disease prevention and treatment in a timely manner. The agent may use 50% sulfur suspension 150 times, or 75% thiophanate-methyl wettable powder 1000 times, or 50% carbendazim wettable powder 800 - 1000 times, or 20% rust resil 800 --1000 times liquid. Spray once every 8-10 days, spray 2 - 3 times.
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Can be used directly to maintain the integrity of cell morphology Guidelines recommend cell preservation fluids for sample preservation and transport. It can be used for sputum, bronchoscopic alveolar lavage fluid, pleural fluid and other liquid samples.
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