Symptoms of Fusarium wilt of sesame

(agricultural get rich net) the disease occurred at the seedling stage and the whole plant died suddenly. In the later stage of the disease, the first half of the root turned brown, and gradually extended to the same half of the stem, so that the half of the stem and leaves turned yellow and brown, and the leaves sagged. The diseased stem showed reddish-brown dry stripes, and a layer of red powder appeared on the diseased spot when it was wet. The vessel on the half of the diseased stem was blocked, and the bacteria secreted toxins, which made the leaves fall off, the half of the capsule became smaller, precocious or withered, the rate of blighted grains was high, and the capsule was broken. The disease is half yellow from the appearance of symptoms to death or maturity.