The incidence of olive soot disease and its prevention and treatment

How to prevent and control olive soot? There is another name for olive soot, called olive smoke, which is one of the more common diseases in the process of planting olives. The following is a brief introduction to the occurrence and prevention methods of the disease.

橄榄煤烟病的发病规律及其防治方法

First, the symptoms of olive soot

Olive soot is a fungal disease, mainly affecting olive leaves and fruits. In the early stage of the disease, it is dark brown mildew, and then spreads to the black mold layer, which is soot-like and easy to detach.

橄榄煤烟病的发病规律及其防治方法

Second, the incidence of olive soot disease

In general, soot disease occurs in orchards that are more harmful to scale insects, aphids, and olive saplings. The secretions from scale insects, aphids, and olive scorpions can be used as "natural media" for molds. When pathogenic spores in the air scatter onto these secretions, they multiply rapidly. At the same time, the shaded and humid environment is conducive to the disease.

橄榄煤烟病的发病规律及其防治方法

Third, the prevention and control technology of olive soot

(1) Do a good job in the prevention and control of oysters, mites and scale insects in the olive star chamber to prevent the production of "natural medium" suitable for the occurrence of the disease;

(2) Do a good job in the winter clearing garden. Spray the ceramide in the whole garden to kill the pathogen spores and reduce the number of overwintering pathogens;

(3) Reasonable pruning to enhance the ventilation and light transmission of the orchard;

(4) Before or after the onset of illness, use Guoguang carbendazim or Guoguang Songer.

The above is all the points about olive soot, but Xiao Bian should emphasize here, because there are certain differences in the environment, management level, variety and other issues in each region, so this article is only for reference!

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