Crop diversity are all susceptible to a single fungus, "Fusarium oxysporum" (Panama disease); large areas of the crop were destroyed by the fungus in the 1950s. 'Gros Michel' has been replaced by the current main banana on the market, the 'Cavendish', which in turn is (2015) at risk of total loss to a strain of the same fungus, 'Tropical Race 4'. Such threats can be countered by strategies such as planting multi-line cultivars and cultivar mixes, in the hope that some of the cultivars will be resistant to any individual outbreak of disease. The implications of crop diversity are at both local
Crop Trust Crop Trust The Crop Trust, officially known as the Global Crop Diversity Trust, is an international nonprofit organization which works to preserve crop diversity in order to protect global food security. It was established through a partnership between the United Nations Food and Agriculture Organization and CGIAR acting through Bioversity International. In 2006, the Crop Trust entered into an agreement with the governing body of the International Treaty on Plant Genetic Resources for Food and Agriculture. The agreement recognises the Crop Trust as an "essential element" of the treaty's funding strategy in regards to the "ex situ" conservation and availability