Panama disease in stress-tolerance, yield, or other beneficial traits necessary for commercial varieties. Nevertheless, these efforts are leading to the best control measure for Panama disease of banana. Recently, an R gene (RGA2) was transformed into Cavendish bananas which confers disease resistance to Fusarium wilt tropical race 4. This is the first case of successful resistance in the field and is a promising step towards preventing the loss of the Cavendish cultivars that are a huge portion of banana export production and subsistence of many communities. One major impediment to breeding bananas is polyploidy; Gros Michel and Cavendish bananas are triploid and
Crop top gear of American football with no shirt resembles a crop top. Eventually cropped jerseys became available which carried over to several 1980s telecasts. Men also started to wear crop tops regardless of sport. Because of the varied acceptance for men wearing no shirt (eliminating the need for a crop top), and due to a change in school dress codes as well as peer pressure, men usually do not wear crop tops. Various crop tops have been worn by rappers as well as American football athletes. However, in 2015 the NCAA has increased restrictions on men wearing crop tops which also