MySheen

Necrotic spot of Carnation

Published: 2024-11-24 Author: mysheen
Last Updated: 2024/11/24, [pathogen] Carnation necrotic streak virus (Carnationnecroticfiackvirus,CaNFU), the lethal temperature was 40-45 ℃ and the in vitro survival time was 20 ℃-2-4 days. [symptoms] there are grayish white, yellowish or purplish red necrotic spots or stripes on the leaves, which are often parallel to the veins. The old leaf occurs more seriously and spreads upward. When it is serious, the whole leaf turns yellow and necrotic.

[pathogen] Carnation necrotic streak virus (Carnationnecroticfiackvirus,CaNFU), the lethal temperature was 40-45 ℃ and the in vitro survival time was 20 ℃-2-4 days.

[symptoms] there are grayish white, yellowish or purplish red necrotic spots or stripes on the leaves, which are often parallel to the veins. The old leaf occurs more seriously and spreads upward. When it is serious, the whole leaf turns yellow and necrotic.

 
0