What are the common pests and diseases of eggplant? A detailed guide to prevention and control methods

Eggplant is a vegetable we eat often. It is rich in nutrients and generally loved by people, but it is also very susceptible to pests and diseases. So what are the main pests and diseases of eggplant? And how should they be prevented and controlled? Below, Qinong Net brings you the common pests and diseases of eggplant and their prevention and control methods.

1. Damping-off

Eggplant damping-off mostly occurs during the seedling stage. When the disease strikes, the stem discolors and necroses, gradually shrivels, and the seedling collapses against the ground until the plant rots and dies.

Prevention and control methods: Choose varieties with good disease resistance for planting, disinfect the seeds and soil before planting, select a sunny plot with good drainage, and when the disease occurs, choose pesticides for spraying to sterilize.

2. Phytophthora blight

Phytophthora blight, also called rotten eggplant, is the most common disease of eggplant, with a relatively high incidence rate. It is especially severe during the plum rain season. When the disease is severe, a large number of fruits rot, seriously affecting eggplant yield.

Prevention and control methods: Likewise, choose varieties with relatively strong disease resistance, disinfect the seeds and soil before sowing, prune diligently during the growth stage to ensure ventilation and light penetration, apply fertilizer reasonably to promote strong plant growth, and combine with pesticide treatment when the disease occurs.

3. Sclerotinia rot

Sclerotinia rot is one of the common diseases of vegetables. It harms not only eggplant but also many common home-grown vegetables. At the beginning of the disease, it appears at the base of the stem, and as it develops, white cotton-like mycelium grows. In severe cases, the stems and leaves wither and die, and finally the entire plant dies, affecting yield.

Prevention and control methods: The pathogen of sclerotinia rot mainly comes from the soil, so sterilization treatment of the soil is extremely strict. Carbendazim wettable powder can be mixed with soil and evenly spread on the planting site. When planting, pay attention to keeping warm and strengthening ventilation. If diseased plants are found, pull them out and burn them in time, and disinfect the soil where the diseased plants were planted to avoid infecting other plants.

4. Aphids

Aphids mainly feed on stems and leaves. At first, the damage is relatively small, but when their numbers are too large, the harm to the plants is also very great. They will directly eat the stems and leaves clean, causing the plants to die.

Prevention and control methods: When aphids are found, directly spray with a specialized pesticide for treatment.

5. Red spider mites

Red spider mites are extremely small and often gather together to suck leaf sap. At first, small white spots appear on the leaves, then they slowly turn yellowish-white. In severe cases, the leaves of the entire plant dry up and turn red, and the leaves fall off.

Prevention and control methods: Deal with the source by cleaning up fallen leaves and residual branches near the plants to reduce the source of pests. When pest damage is found, promptly spray with an insecticide to kill them.

The above are the common pests and diseases of eggplant and their prevention and control methods brought to you by Qinong Net. Doing a good job in eggplant pest and disease protection is the key point for eggplant planting yield, and it must be taken absolutely seriously.