Abstract Background Persimmon fruits are cherished for their unique flavor and high nutrient content. In the present study, effects of Aloe vera -based edible coatings (EC) added with 1% ascorbic acid, citric acid 5% calcium chloride in modified atmosphere packaging (MAP) impact on shelf-life quality fresh-cut persimmon fruit, were investigated. The experimental design consisted four treatments...

in this paper, using generalized {polya} urn models we find the expected value of the size of a branch in recursive $k$-ary trees. we also find the expectation of the number of nodes of a given outdegree in a branch of such trees.