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Diseases and insect pests of Tradescantia and their control

Jane Margolis
2020-07-30 08:42:15
If there are lodging, dead leaves and other phenomena in the growth process of zizhucao, it is probably a disease. How to do in this case? The common diseases and insect pests are as follows.

The disease and control of Tradescantia

Leaf blight disease.

Most of them are caused by fungal infection. When the disease is found, 75% of the 1000 times liquid of chlorothalonil can be sprayed, spraying once a week, spraying continuously for three to four times, and it can be well controlled.

Coal soot disease.

Most of them occur in high temperature season, especially in summer. It is found that this kind of patients can be treated with fungicides such as Carbendazim and chlorothalonil, which can effectively control the disease three to four times in a row, spray once every seven days, in addition, pay attention to prevent the toxicity of pests.

Powdery mildew

Most in summer and autumn, when the temperature is on the high side, once such diseases are found, fungicides should be sprayed in time, such as methylthiophane, chlorothalonil, etc.

The pest and its control of Arnebia

Harm

There are aphids, scale insects, mole crickets and so on.

Prevention and cure

If aphids are found to be treated with imidacloprid, it can be prevented by spraying with 25% actai water. The mole cricket can choose 15% Ti Ke Ke particles buried in the roots below to reduce the harm.

Disease Control

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