China, India, Japan, Greece, South Korea, Taiwan, Mexico, Australia, Papua New Guinea, Brazil
Not known to occur
2022-12-01
fungus
Thailand
cotton, ramie
PHYTBM
1 Known Hosts
Gossypium spp.
cotton
No
PHYTBM-1, PHYTBM-2, PHYTBM-3, PHYTBM-4
Pathway not proven. All the references above found evidence of P. boehmeriae in seeds from infected cotton bolls. However, only one (PHYTBM-4) reported possible seed transmission. Evidence is still unclear as to the importance of seed as a pathway.
Yes
Seed wash and visual examination, Seed wash and culture plating
These tests were used in research and have not been validated or standardized.
Zhang XZ, Ling PL, Ma P and Chen XH, 1995. Studies on cotton seed-born pathogen of Phytophthora boll rot and its lethal temperature. Acta Phytophylacica Sinica, 22:67-69
Ma P and Shen CY, 1994. Studies on the relationship between Phytophthora sp. caused seedling blight and boll blight of cotton. Acta Phytophylacica Sinica, 21:220
Zheng XB, Lu JY, He H, Wang TL and Wang HY, 1992. Oospores of Phytophthora boehmeriae overwintered in soil as an infection source of cotton boll rot disease. Acta Phytophylacica Sinica, 19:251-256