Panama disease include mostly sanitation and quarantine practices to prevent the spread of Panama disease out of infected fields. However, the most effective tool against Panama disease is the development of banana trees resistant to "Fusarium oxysporum f. sp. Cubense". Unfortunately, the clonal reproduction of banana has led to a consequential lack of other varieties. Efforts are being made to produce resistant varieties, but with bananas being triploids which do not produce seeds, this is not an easy task. Creating clones from tissue cultures, rather than suckers, has proven somewhat successful in breeding resistant varieties, however, these tend to have decreased success
Crop (anatomy) all true quail (Old World quail and New World quail) have a crop, but buttonquail do not. While chickens and turkeys possess a crop, geese do not have one. The fact that geese do not have crops occasioned what many consider to be the great fictional detective Sherlock Holmes'—or rather author Arthur Conan Doyle's—biggest forensic blunder. In "The Adventure of the Blue Carbuncle", a large valuable gem is supposedly hidden in a goose's crop. Crop (anatomy) A crop (sometimes also called a croup or a craw, or ingluvies) is a thin-walled expanded portion of the alimentary tract used for the