1. Symptoms: The disease is seen at the seedling stage. Stable after seedling or planting, the leaves are chlorotic, causing the whole leaves to wilted, appearing to be deficient in water, pulling up the diseased plants, having less fibrous roots, cutting the main roots, turning the vascular bundles brown, after the rosettes, the leaves begin to yellow at the beginning of the package. Into the middle of the middle of the package, the old leaves and veins fade between yellow and yellow, many dark green leaves remain around the veins, and the posterior leaf margin dehydrates and shrinks and curls inwards, causing the plants to shrink. 2. Control methods: (1) Select resistant varieties. (2) Suitable sowing, generally not too early, try to escape the hot and dry season. (3) Strengthen field management. The seedlings are moderate, changing the habit of “full moon†and controlling soil drought at the seedling stage. In case of drought in the seedling stage, the ground temperature is too high and water temperature should be reduced to ensure the normal development of the root system. (4) Combine pest control, spray more than 40%, sulfur suspension 600-700 times, or 50% thiophanate-methyl WP 500 times, 50% mixed sulfur suspension 500 times, every 10 days About 1 time, control 1 or 2 times. Fresh To Ground Ginger,Fresh Ginger To Dry,Grated Fresh Ginger,Organic Dried Ginger Jining Yuanheng International Trading Co.,Ltd , https://www.china-garlic-exporter.com