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 (implement) carry one as his favourite weapon (e.g., "The Adventure of the Six Napoleons"). Specifically, it is a "loaded" hunting crop. Such crops were sold at one time. Loading refers to the practice of filling the shaft and head with a heavy metal (e.g., steel, lead) to provide some heft. Fetishism<br> Crops may sometimes be employed by sado-masochistic tops as an implement to "tame" their sexual partner. Art deco sculptor Bruno Zach produced perhaps his best known sculpture—called "The Riding Crop" (c. 1925)—which features a scantily clad dominatrix wielding a crop. Crop (implement) A crop, sometimes called a riding crop or