The difference in morphology is mainly due to the difference in morphological traits. Compared with new seeds (the same variety), Chen seeds are stored and dried for a long time. The seed itself consumes nutrients from the respiratory tract, often the color is dark, the embryo is hard, and the keratin of the embryo is less. More silty, Chen species susceptible to moth and other insects, often the Ministry of fine round holes, etc., put his hand into the seed bag when the hand out of powder. Physiological differences Chen's seeds are weak in vitality, germination rate and germination potential are lower than new seeds, and the ability of the field to overburrow the soil is poor. This is also the occurrence of "buds and no trend" in production. Seeds have sprouted in the soil but are distorted. The cause of seedlings emerging from the ground. Seed viability self-test chemical method Many farmers friends can use red ink staining method, according to the proportion of 1:60 red ink into a solution soak the seeds for 15 minutes and take out observation, the embryo is not dyed red or lighter There is a seed of vitality. Bulk Fresh Cabbage,Fresh Organic Cabbage,Fresh Green Cabbage,Cabbage For Export Laiwu Manhing Vegetables Fruits Corporation , https://www.manhingfood.com