In 1986, the staff of CORBANA (National Association of Banana Growers) summarized all the trends found in previous experiments and designed a big factorial experiment which has been in the field for more than 4 years.

• 1986年，全国香蕉种植者协会（CORBANA）的人员总结了以往试验发现的趋势并设计了大型析因试验，已在田间做了4年。