Guoguangbao can control garlic root rot. According to the relevant public information, the demonstration shows that spraying Guoguang garlic bag (seedling agent+Tiandu+power+Genbao+multiple cropping treasure+Jianling+Jin Meiling) on the leaves of garlic seedlings (4 leaves, 1 heart) can effectively promote the growth of garlic plants and reduce the phenomenon of garlic dry tip and yellow leaves. After application, garlic has developed roots, stout stems, large and stretched leaves and good plant growth.