1. bonsai pruning:
Pruning bonsai refers to pruning and modeling potted plants to achieve good modeling and posture. Pruning can promote plant growth, adjust branch distribution and tree structure, and make bonsai more beautiful.
2. Too intensive effects:
Too dense branches will lead to poor ventilation of bonsai, and sunlight can not fully irradiate all parts of the plant, which is easy to cause problems such as loose branches and leaves and breeding pests. Therefore, when pruning bonsai, we should pay attention to moderate thinning and maintain proper ventilation and light.
3. Western medicine name aspirin:
Aspirin is a common over-the-counter drug and an anti-inflammatory analgesic. It is mainly used to relieve mild to moderate pain, such as headache, joint pain and toothache, and has antipyretic and antiplatelet aggregation effects.
4. Drug characteristics:
Aspirin can relieve inflammation and pain by inhibiting cyclooxygenase in arachidonic acid metabolism pathway in vivo. In addition, aspirin can also inhibit platelet aggregation, prevent thrombosis and reduce the occurrence of cardiovascular and cerebrovascular diseases.
5. Precautions for medication:
When using aspirin, we should pay attention to the following matters: it is not advisable to use aspirin in large doses for a long time to avoid causing adverse gastrointestinal reactions; People who are allergic to acetaminophen are prohibited; Use with caution for pregnant women, lactating women and/kloc-children under 0/2 years old; It may interact with other drugs and should be used according to the doctor's advice.
6. Pharmacological action and application:
It has strong antipyretic, analgesic and anti-rheumatic effects, and is often used for various chronic dull pains and colds and fever. For patients with acute rheumatic fever, it can quickly improve clinical symptoms and can be used for differential diagnosis. It is the first choice for treating rheumatism and rheumatoid arthritis at present, and a tolerable dose is used.
It can inactivate serine in the active center of PG synthase through acetylation, reduce the production of thromboxane (TXA2), and resist platelet aggregation and thrombosis. Low dose application can inhibit the synthesis of TXA2 without affecting the synthesis of PGI2. Therefore, it is recommended to take 50 mg ~ 75 mg daily to prevent and treat ischemic heart disease; To prevent cerebral thrombosis, you can take 30~50mg daily.
To sum up, the pruning of bonsai should not be too dense. Aspirin is a common over-the-counter drug, which can be used to relieve mild to moderate pain and has antipyretic and antiplatelet aggregation effects. In the pruning of bonsai, attention should be paid to maintaining proper branch thinning to promote the healthy growth and aesthetic effect of bonsai.