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Irrigation
Summer temperatures are high and can easily cause drought. Medicinal materials nursery fields should be irrigated to keep cool. The number of irrigations should be determined according to the characteristics of the water use of the medicinal plants, the stage of growth, climate, and soil conditions, and timely, appropriate, and reasonable irrigation. The time should be before 9 am and after 6 pm.
2, weeding
Cultivated weeding is a regular field management work for medicinal plants. Be diligent and diligent and do not have weeds in the field. Its purpose is: to eliminate weeds, reduce nutrient depletion; prevent the spread of pests and diseases; loosen the soil, circulation of air, strengthen the conservation of soil; early spring cultivator can increase the temperature; may be combined with the removal of earthworms or cut off some shallow roots to control plant growth. Weeding and weeding are generally carried out before mulching and when soil moisture is not high.
3, top dressing
Combining cultivating and weeding for top dressing or page spray fertilizer. The top dressing is generally combined with weeding, with urea as the main ingredient, and 5 kg per mu. Page spray fertilizer can be sprayed with 0.1-0.2% potassium dihydrogen phosphate or foliar leaf and other commercial products.
4, drainage
Drainage is the artificial method to exclude the water in the pores of the soil and the area of ​​water, improve the ventilation of the soil, strengthen the role of aerobic microorganisms in the soil, and promote the mineralization of plant residues to avoid damage. At present, it is a hot and rainy season in summer. After the rain, it should be drained in time to reduce the humidity in the field.
5. Pest control
High temperature and high humidity in summer are the high incidence of pests and diseases. Like locusts, Chuanxiong powdery mildew, single live root rot are extremely prone to occur. Therefore, it is necessary to increase vigilance and start prevention and treatment in advance. It is necessary to strengthen field management methods such as waterlogging prevention, cultivating and weeding, and agricultural control. After the occurrence of locusts can be used phoxim spray control, powdery mildew triadimefon, root rot directly removed.
Summer Herbal Medicine Field Management
Summer is the peak season for the growth of Chinese herbal medicines, and it is also a season of high incidence of diseases, weeds and weeds. Summer management is the key to the production and cultivation of Chinese medicinal materials. If properly managed to increase production and income, improper management will not only result in a significant reduction in production, but also may cause an unacceptable income. Therefore, the majority of drug farmers should strengthen the field management of Chinese herbal medicines in summer and strive to increase the yield and income of Chinese herbal medicines. Should pay attention to the following aspects: