Some netizens consulted: The garlic leaves begin to turn yellow and die, and there are still small black spots on it(plug trays wholesale). What is the disease of this expert, how to prevent it? Here is a detailed introduction to everyone: how to prevent garlic Leaf blight? After further communication, it is determined that this is garlic leaf blight(cheap 7 gallon plant pots). The disease, also known as black spot disease, is a common disease in the garlic producing area, often causing the garlic plant to die early and the garlic moss to rot.
(black plastic garden pots online in bulk)In particular, the disease mainly affects the leaves and garlic moss of garlic(cheap 1 gallon plant pots). There are often four kinds of symptoms: basically in the wintering period of garlic and the dry spring season, most of the old leaves in the lower part of the plant begin to develop, gradually turn yellow, necrosis, and finally the whole leaf is yellow(2 gallon nursery container wholesale price). And die. Purple-brown lesions are produced on the diseased leaves, and the leaves become yellow and die after expansion.
The spores of the pathogens produced by the pathogens mainly spread by airflow and rainwater spatter(plastic nursery pots), causing the onset of the leaves of the new garlic seedlings. In the two seasons of garlic planting areas with both spring and autumn sowing, or continuous cropping of garlic fields, or mixed areas of garlic and green onions and leeks, leaf blight can easily occur(1 gallon nursery pots supplier). In addition, the temperature is high, the years of excessive rainfall and excessive application of nitrogen fertilizer, and the low-lying and poorly drained plots are severe.
(black plastic garden pots online in bulk)This symptom appears in the bolting period of garlic(plastic nursery pots manufacturers). In winter and early spring, large brown streaks appeared in the middle and lower leaves of the plants, and the leaves were yellow and necrotic after the lesions expanded. Avoid flooding with large water and drain it in time after rain to reduce the occurrence of diseases(cheap 2 gallon plant pots). They are rich in variety, rich in vitamins and minerals, and good for human consumption.
The disease is a fungal disease(plastic nursery pots wholesale). Avoid garlic continuous cropping or mixing with onions, leeks, etc., try to rotate with wheat, corn, beans or melons. After the garlic is harvested, it is necessary to remove the diseased bodies in the field and the garlic accumulation site in time to reduce the initial infection source(2 gallon nursery pots supplier). Apply fully decomposed organic fertilizer and pay attention to the balanced application of nitrogen, phosphorus and potassium fertilizers.
In the early stage of the field, the drug is sprayed in time(wholesale nursery pots). The agent is: 80% mancozeb wettable powder 600 times liquid, or 75% chlorothalonil wettable powder 500 times liquid, or 25% dense fungus suspension 1000 times liquid, or 10% difenoconazole water Disperse granules 1500 times solution, or 64% cream, manganese-zinc wettable powder 600 times solution(3 gallon nursery pots supplier), or 50% procymidone WP 1000 times solution, every 7-10 days, alternating drugs and prevention 3 -4 times.(black plastic garden pots online in bulk)
The upper leaves and the garlic moss often appear round small spots on the upper part of the plant(black plastic nursery pots). When enlarged, they turn brown spots. In the later stage, the diseased leaves die, and many small black spots are scattered on the diseased part. When the disease is serious, the field is scorched. Vegetables are indispensable in our lives. In the process of vegetable cultivation, in order to improve the yield and quality of vegetables(5 gallon nursery pots supplier), it is necessary to manage scientifically and effectively.