RESEARCH NOTE: Head cabbage variety study for tipburn resistance.

Abstract

In head cabbage, tipburn symptoms are concealed within the head. Tipburn refers to a brownish discoloration of the tips of leavesof head cabbage, Chinese cabbage and lettuce (Collier & Tibbitts 1982). In Northern Guam, severe symptoms of head cabbage tipburn were reported on "K-K cross" with subsequent economic losses in the past fifteen years (Cruz et al. 1987).