How is tomato root knot nematode cured? Method for curing tomato root knot
Tomatoes are common vegetables. Many growers will encounter tomato root-knot nematode invasion during planting. Is there any good way to cure it? This is a concern of many growers. The following is the cure method for the tomato root knots compiled by Huinong. The growers have a quick look!
Nowadays, vegetables are grown in greenhouses, and a crop is often planted all the year round. It does not pay attention to the rotation of the crops, which leads to the occurrence of root-knot nematodes. The higher the incidence of root-knot nematodes in the greenhouse.
Many tomato growers will feel headaches when they mention root-knot nematodes, because root-knot nematodes are too difficult to treat. The incidence of severe plant morphology small, stunted growth, premature aging and even premature death.
Meloidogyne hazards tomato root lumps in the fibrous roots and lateral roots on tomatoes, cut root knot nematodes have little milky hidden therein, the birth of a new root-knot again infect roots and root-knot formation of neoplasms.
Root-knot nematodes harm contrast
Seasons may not be grown in Greenhouse in the summer vegetable disinfection of soil, applied per acre into 60 to 70 kg quicklime, water retention about 20 consecutive days, while the closed shed at least two weeks, for high-temperature sterilization treatment, the soil within 30 cm the temperature reached 50 degrees, to maintain more than 40 minutes, can receive better prevention effect.
Chemical control
1. For the tomato plot with serious root-knot nematode, take 1 kg of Bacillus, first dilute with three to five liters of water for more than 12 hours to ensure that the effective substance is decomposed from the carrier into the water, and the root is diluted after adding 150 liters of water.
2. 15 days before sowing or planting, use 10% thiazophos granules. After application, it should be deeply turned into soil. The dosage is 3 to 5 kg per mu. It can also be applied by strip or ditch. groove, into said agent applied per acre 2 to 3.5 kg, and practical casing, is formed with a drug, if the use of fertilizing, the medicine drug per acre 1-2 kg, it is noted mixed with soil fertilized, and agents to combat plant roots direct contact.
3. Each plant is irrigated with 50% phoxim emulsifiable concentrate 1500 times 0.25 to 0.5 liters to kill root-knot nematodes in the soil.
In the process of vegetable planting, pest and disease invasion is a common thing. If the growers want to harvest the vegetables they grow, then it is necessary to prevent them. The above is the cure method for the tomato root line. The growers are rushing to collect!
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