Similarity Analysis of Robusta Coffee Plant (Coffea robusta L.) at Three Altitudes in Merangin District, Jambi Province

Abstract

Coffee is one of the plantation crops that has been developed and has become a commodity that is taken into account in strengthening the country's foreign exchange. The purpose of this study is to identify the similarity of robusta coffee plants at three heights in Merangin Regency, Jambi Province. The study began in October-November 2019 in Merangin District, Jambi Province using the survey method. The value of the coefficient of similarity is at 33 % which indicates that the degree of similarity is small. Heavy wet per 100 pieces of ripe, long bean coffee, as well as weight per 100 grains of coffee robusta scale on levels of water 12%, shows increasingly higher altitude of the place is getting better.