The latest points for attention in planting fresh white bark

Cortex Dictamni is the root bark of Rutaceae. It has the effects of clearing away heat, drying dampness, expelling wind and detoxifying, and resisting cancer. It is widely used in clinic and has high medicinal value. With the strengthening of people's awareness of health, its market demand increases, prices are gradually rising, artificial planting effect is high, but in planting, pay attention to a lot of problems, the following to take a look at the planting precautions of Dictamni bark.

1. Seed treatment

Dictamni bark is mainly used for seed reproduction. When planting, it needs to be transplanted in one year, but its seeds have the characteristics of physiological ripening. Sowing in that year can only play the role of germination, and cannot make it germinate. If you want it to germinate in the same year, you need to treat it, stratification of seeds can break the dormancy of seeds. The specific method comprises the following steps of: putting seeds into a container, pouring clear water into the container to soak the seeds for 2 days, taking out and drying the seeds, dressing the seeds with fine sand according to the ratio of 3:1, selecting a place with good drainage, digging pits, burying the seeds, overwintering ditches, digging out the seeds in the spring of the next year, and enabling the seeds to germinate normally.

2. Weeding

Weeding should be done in time after seedlings are unearthed, but it is not suitable for cultivation. Weeding can be done manually, or chemical weeding can be used. Herbicide chlortoluron can be sprayed. After spraying, a layer of plant ash can be covered to prevent chemical volatilization. It can also be mixed with soil to make poisonous soil. When it is spread on the ground, it can also achieve good weeding effect. In addition, weeding should be done in time after transplanting, but in the growth period, the leaves of Dictamnus sinensis are poisonous and have a stimulating effect on human skin. Protective measures should be taken when weeding to avoid skin contact with leaves, causing skin redness and itching.

3. Fertilization

Fertilization is an important measure to achieve high yield of Dictamni bark. Topdressing is required twice in May and June every year, with 750-1000 kg of farm manure applied per mu or 10-12 kg of urea applied per mu. After the beginning of autumn, according to the rapid growth period, foliar fertilizer can be sprayed once to promote vigorous leaf growth and improve yield.

4. Picking flowers and buds

5-6 During the flowering period of Dictamnus heterophylla, for the plots without seeds, in order not to cause high preference for nutrients, concentrate nutrients and roots to promote the growth and development of roots, and remove the buds in time when the plants are pregnant, but be careful not to hurt the stems and leaves.

The above is an introduction to the precautions for planting Dictamnus chinense. I hope it can help you. If you want to know more about it, please pay attention to us.