Gros Michel is a high yielding variety of banana, but susceptible to

Gros Michel is a high-yielding variety of bananas, but susceptible to Panama disease.
Gros Michel is often known as ‘Big Mike’, it was an export cultivar of banana but was at the center of one of the world's most serious plant disease epidemics as whole plantations in many countries succumbed to Race 1 of this devastating disease during the first half of the 20^th Century.
An outbreak of this disease in the 1950s destroyed the Gros Michel industry and rendered it virtually extinct.