Symptoms of damage: Strawberry in both open and protected areas can be affected. The initial stage of the disease begins with a reddish-brown color on the edge of the base leaf, and then it shrinks to death. The central column of the root is red or reddish. Afterwards it begins to turn dark brown and rot.
Onset of disease: Germs are mainly spread by soil and seedlings. They spread in the soil with water and invade plants from the roots. The disease is a low-temperature disease, the ground temperature is below 25 degrees, and the suitable temperature is 10 degrees. Therefore, the disease is most severe under cool weather and soil moisture conditions. Protected cultivation, high ridge planting disease incidence.
Control methods: 1 to avoid continuous cropping of strawberries, soil disinfection should be carried out when continuous cropping is required; 2 to avoid cultivation in low-lying land, open land and protected areas should be used high ridge planting, drip irrigation method irrigation; 3 cover the film, increase the temperature can reduce the incidence.
Plasma Products,Anti-Hbs,Safe Plasma,Safe Plasma Storage
Sichuan Yuanda Shuyang Pharmaceutical Co., Ltd. , https://www.syimmunoglobulin.com