FRESHNESS PRESERVATIVE FOR VEGETABLE AND FRUIT AND PRESERVATION OF FRESHNESS THEREOF

摘要

PURPOSE:To obtain a freshness preservative useful for maintaining freshness of vegetables and fruits, especially fruits, fruits and vegetables, edible roots and leaf vegetables, comprising nitrohumic acid or a salt of humic acid as a main component. CONSTITUTION:For example, nitrohumic acid or a salt of humic acid is wrapped up in cloth or a polymer and packed into a container charged with vegetables and fruits to preserve freshness of vegetables and fruits.