Pruning branches in winter

At present, the vegetables in autumn stubble are in the fruitful period. Pruning and pruning are the focus of daily management. So how to properly pruning and pruning can reduce the incidence of disease?

Avoid pruning and pruning on cloudy days. Pruning and pruning on cloudy days is difficult. The wound is difficult to heal. Pathogens take the opportunity to infect and enter the stem from the wound, resulting in large area of ​​stem rot. For overgrown plants, when the sky is cloudy, you can only perform the fall operation to reduce the wounds caused by mechanical damage. Pay attention to the weather forecast and choose to do it in continuous fine weather, leaving enough time to promote wound healing.

It is forbidden to pruning and pruning after watering for 1 to 2 days after watering. The plant has a high water content, and the injury caused by pruning and pruning is large. The wound is not easy to heal. Pruning in the morning.

Pruning and pruning may leave a section. Do not directly remove the petiole or melon, but leave a section of residue, such as zucchini, tomatoes, cucumbers and other vegetables with higher water content and larger wounds on the stems. You can leave about 3 cm . At the same time, do not use your nails to cut off the branches. The correct way is to cut off the branches without touching the wound directly to avoid spreading the disease. At the same time, when removing the lower leaves of tomatoes, if the branches and leaves are supporting the ears, a little longer can be left to support the ears.

After pruning and pruning, timely use medicines to prevent diseases. After pruning and pruning, apply 300 times of nail rest, 300 times of copper rosinate, and 1000 times of ethylene to coat the wounds to prevent pathogen infection, and promote natural shedding of petiole delamination as soon as possible. Vegetables such as peppers and eggplants that have many leaves and small wounds should be sprayed with azoxystrobin and chlorothalonil immediately after pruning, focusing on stalks to prevent disease.

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