How to control flower nematode disease?

Flower nematode disease is one of the common diseases in flower cultivation. The disease is widely distributed and there are many kinds of flowers. If it is not controlled in time, it may cause the whole plant to dwarf, grow weak and even die. Here are some common methods of prevention and treatment of nematodiasis as described below: Root knot nematode disease is widely distributed, serious harm, in addition to damage to peony, but also damage to peony, Chinese rose, a string of red, malan, cineraria, Impatiens, Cyclamen and other more than 30 kinds of flowers. Victim flower symptoms: There must be a series of round nodules with different sizes at the root. Plants on the ground are dwarfed and grow weak, affecting flowering. The sharp edges of the leaves are yellowing and falling off. Prevention: Use 1 to 2 grams of grams of phosphoric acid granules, evenly buried in pots, such as pots, can increase the amount of 1 gram. The nematode disease often injures the chrysanthemums, and also harms dahlias, hibiscus, popuhua, cornflowers, indigo and oleanders. Symptoms of victimized flowers: Light yellowish-brown spots on the leaves at the beginning of the damage and then expanded to brown patches. The diseased plants, sick bodies and diseased soils should be promptly removed. Mix 1-2 g of 3% carbofuran granules with appropriate amount of fine soil and pour it into potting soil and irrigate it with loose soil. Stem nematodiasis mainly affects the narcissus, and also harms flowers such as tulips, hyacinths, gladiolus, and primroses. Damaged flower symptoms: After the leaves are invaded, blister-like spots are formed and dwarfed and turned. Ball bulbs appear brown ring spots, diseased balls often can not extract leaves. Prevention: Choose disease-free bulbs to reproduce, burn diseased and diseased balls. The soil was treated with chemicals and 15% iron granules 0.5 grams per pot.

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