Most places in the world plant the same type. "But improvements in pineapple strains have not ceased from the Japanese occupation to today," says Lin Jung-kuei, researcher at Fengshan Agricultural Station, Taiwan Agricultural Research Institute.
根據「熱帶作物生態生理學」一書指出，由於鳳梨育種很困難，世界廣大地區幾乎都種植同一品種。農試所鳳山分所果樹系林榮貴表示，鳳梨是異質交配，不似自交作物，它的父本與母本都極不穩定，即使能顯現出某一我們所要的特性，想加以穩定繁殖也很困難。