How to identify asparagus stem blight?

How to identify asparagus stem blight? How to prevent and cure? Please introduce that asparagus stem blight is an important disease harmful to asparagus, which is common in various places. 1. Pathogen: Reed stem blight is a disease caused by fungal semi-knowledge subphylum mycelium. 2. Symptom identification: the disease of the plant caused damage to the stem and branch, and the late stage of the diseased stem was prematurely senescent and withered, resulting in the death of the branch. 3. Disease conditions: after continuous rain or rainstorm, the disease occurs seriously, and the disease is aggravated by unclear garden, low-lying stagnant water, partial application of nitrogen fertilizer or lack of potassium in winter and spring. 4. Prevention and cure technology: ⑴, choose the plot with good drainage and loose soil to plant. ⑵, strengthen field management, open ditches and drainage, increase the application of potash fertilizer and avoid partial nitrogen. ⑶, clear the garden in winter and spring, and remove the remains of diseased plants in time. ⑷, in the tender stem stage and the early stage of the disease, 70% methyl thiophanate wettable powder 1000 times liquid; or 25% carbendazim powder 800x solution spray or root spray, once every 10 to 15 days, continuous spraying for 3 times. Click to get more asparagus planting techniques click to get more vegetable planting techniques