Koa wilt They are a dominant forest species. Koa wilt has been found on the islands of Kauaʻi, Oʻahu, Maui, and Hawaiʻi. Most diseased trees are found at elevations below 3,000 feet. However, it has also been observed at elevations as high as 7,000 feet. Fusarium, the primary cause of Koa wilt, May be found in a variety of environments but thrives with the high temperatures and moist soils of Hawaii. It survives in the soil. "F. oxysporum" is a soil-borne pathogen, and currently sanitation, controlling the initial inoculum, is the best means to control it. One should avoid bringing infected soil
Nin Jiom Pei Pa Koa for "Mother and Son Brand", referring to the brand's logo) in Malaysia and Indonesia, also acronymed as OBIDA (as in "Obat Ibu dan Anak") in the latter country. The formula for "pei pa koa" was reportedly created by Dr. Ip Tin-See, a Qing Dynasty physician born about 1880. Yang Jin, a county commander, asked Doctor Ip to treat his mother's persistent cough. They were so impressed that they created a factory to mass-produce it. In 1946, the Yang family sold the business to Tse Sui-Bong, a medicine practitioner, who founded the Nin Jiom Medicine Manufactory. The company was formally incorporated