Gummosis
Phytophthora Sp.
Pathogen:
Type:
Oomycete
Risk:
CRITICAL
Aguacate
Gomosis
WHO CAUSES IT?
Gummosis, caused mainly by species of the genus Phytophthora, is a fungal disease that affects a variety of plants, including avocado. This pathogen can cause significant damage to avocado crops, compromising both the health of the trees and fruit production. Phytophthora sp. It develops in soils with high levels of humidity and can survive for long periods in adverse conditions, making its control and eradication difficult.
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SYMPTOMS
In avocado, gummosis initially manifests itself through the presence of gummy exudates on the trunk and branches of the tree. These exudates can be seen as dark, sticky Taches that eventually dry out and form scabs. As the disease progresses, there is a general weakening of the tree, manifested by the loss of leaves, wilting of branches and eventual death of the affected specimen.
TEMPERATURE AND HUMIDITY
20°C - 25°C
70% - 90%
TRANSMISSION PATHS
Contaminated soil, irrigation water, contaminated pruning tools.
Do you want to remove this disease? Choose how you want to treat it.
TREATMENTS
Chemical treatment
• FOSETIL-AL 80% [WP] P/P
• POTASSIUM PHOSPHONATES 50.4% (exp. as phosphorous acid) [SL] P/V
• POTASSIUM PHOSPHONATES 51% (Exp. as phosphorous acid) [SL] P/V
• COPPER OXYCHLORIDE 38% (EXPR. IN CU) [SC] P/V
Authorized treatments in organic farming
• COPPER OXYCHLORIDE 38% (EXPR. IN CU) [SC] P/V
Biological control
• BACILLUS AMYLOLIQUEFACIENS subsp. plantarum (strain D747) 5% [SC] P/V
• TRICHODERMA ASPERELLUM (STRAIN T25) (1X10E8 CFU/G) 0.5% + TRICHODERMA ATROVIRIDE (STRAIN T11) (1X10E8 CFU/G) 0.5% [WG] P/P
Recommendations
To prevent and control gummosis in avocado crops, it is recommended to implement integrated pest management measures. This includes the use of proper agronomic practices, such as proper soil drainage to reduce excessive moisture, selection of resistant varieties, weed control, and preventive application of fungicides.
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TREATMENTS
Homemade treatments
There are no home treatments
Natural allies
Chemical treatments
There are no treatments for this disease. Treatments are directed at the insect vectors that transmit it. See insect treatments.
RECOMMENDATIONS
REPELLENT PLANTS
RECOMMENDED PRODUCTS TO ELIMINATE THIS PEST
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*The recommended treatments are still recommendations according to the databases of the authorities and at no time do they replace the guidelines established according to the legislation of each country
*The products shown are recommendations and are not our own products. As Amazon Associates, we earn revenue from purchases of recommended products.
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