How to carry out seedling seedlings
(1) Seed treatment To cultivate high-quality plug seedlings, first select seeds with full grain, high vitality and high germination rate. Since many manufacturers sell unsterilized seeds, in order to make the seeds germinated consistently, seed treatment should be carried out before sowing. The seeds can be placed in warm water of 50-60 ° C, stirred clockwise for 20 to 30 minutes, soaked in water for a period of time, rinsed the granules, rinsed with water, and filtered to remove water. Seeds are air-dried or seed pelleted. Seed pelletization is the use of soluble glue to adhere the filler and substances beneficial to seed germination to the surface of the seed, so that the surface of the seed is smooth, the size and shape are consistent, the particle size becomes larger, and the weight increases. The seeds that need to be pelletized are mainly seeds which are finer in size and difficult to seed. (2) Seedling tray selection The same number of seedlings, the square cone shape...