PROBLEM TO BE SOLVED: To aim at preservation of a garden stuff, and freshness retainment followed thereby and to aim at retainment and reinforcement of a trunk, a branch and a stem of the garden stuff and a flower, and a cut area of the trunk, the branch and the stem of the garden stuff and the flower.SOLUTION: A coat of gelatin or collagen is formed in the directly adhering state on a garden stuff, on a trunk, a branch and a stem of the garden stuff and a flower, on a cut area of the trunk, the branch and the stem of the garden stuff and the flower, and on a grafting part of the branch.SELECTED DRAWING: Figure 1COPYRIGHT: (C)2018,JPO&INPIT【課題】青果物の保存、および、それに伴う鮮度保持を図る。なお、青果物と花の,幹、枝、茎、および、青果物と花の,幹、枝、茎の切り口の保持補強を図る。【解決手段】青果物、および、の青果物と花の,幹、枝、茎、ならびに、青果物と花の,幹、枝、茎の切り口、枝の接ぎ木部に、ゼラチン、コラーゲンの被膜を直接密着形成させる。【選択図】図1