Method for quickly sowing and propagating adiantum obtusifolium spores to obtain seedlings

The invention provides a method for quickly sowing and propagating spores of adiantum obtusifolium to obtain seedlings, which comprises the following steps: firstly, harvesting the spores of adiantum obtusifolium with leaves, and carrying out high-temperature sterilization and exposure treatment on a sowing substrate; washing and airing a seeding container; putting a permeable layer on the bottom layer of the seeding container, then filling the treated seeding substrate, stopping when the opening of the container is 3-5cm, watering a carbendazim solution, and leveling; spores which are harvested with leaves and are not scattered are peeled off and collected, water is added to prepare spore suspension liquid, then filter paper is laid on the mixed matrix, the spore suspension liquid is sprayed on the filter paper, and finally the filter paper is covered with a layer of light matrix to complete sowing; and culturing to obtain the adiantum obtusifolium seedlings. The production method provided by the invention i