One wood chaff cultivated in the root of flower and tree can keep warm, make the flower and tree safe in winter.

Two wood chaff and human feces and urine mix well, with plastic bag containing, tighten the bag mouth, placed in the temperature of 30 - 35 ℃, after 1 - 2 months can be fermented and rot. Then dry to half-dry, mixed with half of the soil, use it as potting soil for cultivation of flowers and trees, can grow luxuriant leaves, flowers and flowers, fragrance; it is used as a flower nursery nutrient soil, has the wonderful function of promoting vigorous growth of flowers and seedlings.　After fermentation and decay of the sawdust, nutritional comprehensiveness, without the risk of nitrogen deficiency of phosphorus and potassium, and loose texture, dry and wet moderate, is a simple soilless cultivation materials, especially suitable for potted bamboo, orchids and so on.　　Four do fermentation mattress material wood chaff is the best fermentation mattress material, in all the matting wood chaff carbon nitrogen ratio is the highest, the most resistant to fermentation. At the same time sawdust loose porous, water retention is the best, air permeability is also better. Technically speaking, it is the best to use wood chaff or sawdust as the main material and a small amount of rice husk to do fermentation bed. The fineness of wood chaff is just suitable for the requirement of Jinbao fermentation bed. Everywhere there are wood processing market with different sizes and scales to supply wood chaff. Of course, in most places, the resources of wood chaff are relatively lacking and the price is more expensive. Due to different wood and processing methods, the type, humidity and quality of wood chaff varies greatly and should be grasped in procurement and use.