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Control methods for round spot root rot in hawthorn

Round spot root rot is one of the important causes of hawthorn tree death. 1. Symptoms: the fibrous roots first turn brown and die, and reddish-brown round lesions form around the base of the fibrous roots. In severe cases, the lesions merge, and the rot penetrates deep to the xylem, causing the entire root to turn black and die. 2. Transmission
- planting
- hawthorn
- of
- round spot root
- rot disease
- control
- is
2020-11-08 18:39:29

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Control methods for round spot root rot in hawthorn