Prevention and control techniques of diseases and insect pests of baby cabbage

Baby cabbage is a kind of vegetable that everyone likes very much, and it is also one of the vegetables with good promotion prospect in the market at present. Baby cabbage is easy to be infected by diseases and insect pests when planting, which affects its yield and quality, and brings certain losses to farmers. Let's take a look at the pest control techniques of baby vegetables together with Xiaobian.

1. Soft rot

At this time, a common disease when growing baby cabbage, mainly harmful to the base of the stem, the disease when the base of the stem rot, but also accompanied by foul smell, in a humid environment secretes yellow sticky matter.

Control technology: streptomycin can be sprayed on leaves every 7-10 days, spraying once for 2-3 consecutive times, the effect is better. It can also promote ball formation. In order to prevent this disease, it can spray water mist preparation at the rosette stage, or irrigate the roots with water, which has a good preventive effect.

2. Downy mildew

This is a fungal disease, from the seedling stage to the harvest stage can occur, mainly harm the leaves of baby cabbage, when the disease leaves withered Yan, early serious leaves withered, yellow, until the whole plant died.

Control methods: for the disease control measures are more, you can use downy mildew 500 times liquid spray control, in serious cases when the available Pu Li Ke 600-800 times liquid control, the effect is better.

3. Cataplasia

This disease is also known as inverted seedlings, small foot plague, is also a fungal disease, when the incidence of baby cabbage stem weakness, slowly fold down, in serious cases will appear large-scale death phenomenon, great harm.

Prevention and control methods: this disease to prevent mainly, in the management to strengthen fertilizer and water management, to note easy field humidity and permeability, so that its normal growth, spraying 400-600 times of Pulike solution disinfection prevention.

4. Insect pests

There are three main pests of baby cabbage: one is aphid, which gathers in the leaves and continuously absorbs the juice of the leaves, which leads to the loss of water and withering of the leaves in serious cases, and also spreads diseases; the other is diamondback moth, which is similar to aphid, and it also absorbs the juice of baby cabbage; the third is cabbage caterpillar, which is different from the former two. It will continuously gnaw on the plants. In serious cases, the leaves of the plants will be gnawed clean. It is one of the natural enemies of vegetables.

Control methods: available pesticides for aphid control, fenvalerate EC, cymethrin EC can eliminate it, but to the main concentration, at the same time to alternate use, so as not to produce drug resistance. Plutella xylostella can be controlled with chlorpheniramine suspension and uranus emulsifiable concentrate, while cabbage insect fruit and vegetable net or kung fu emulsifiable concentrate.

The above is the baby vegetable pest control technology introduction, hope to help you, want to know more related knowledge, please pay attention to us.