Selection of evergreen trees blooming in winter in the Yangtze River Delta: beauty tea
Beauty tea Camelliauraku
Theaceae, Camellia. Small evergreen trees. The height of the plant can reach 5 meters. Bright leaves, single, pink, flowering from December to March of the following year. Tea plants like acidic soil, so when planting camellia in Shanghai, it is necessary to change acidic soil such as mountain mud. Beauty tea has strong adaptability to the alkaline soil in Shanghai, grows well and blossoms well, so it is worth popularizing.
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Picking technology of Baiya Qilan tea
The picking technology of Baiya Qilan tea is closely related to the growth and development of tea trees and the quality of tea. If the picking method is improper and random picking, it will not only affect the development and growth of tea trees, but also lead to premature senescence of tea trees, and is not conducive to seedling and ear cutting. the collected single leaves and the shoots and leaves broken by mechanical injury are difficult to make green, and the quality of the finished tea is poor. If it is not picked at the right time, picked too early or too late, the tea will be too young or too old, and the quality of the tea will be poor. Therefore, when picking, we should consider not only the quality of finished tea, but also the quality of finished tea.
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Tea wing bug and hemp skin bug
Tea-wing bugs and hemipterous bugs both belong to Hemiptera Pentatomidae, and they are also pests that do great harm to garden ornamental plants. Tea wing bug bug Halyomorphapicus alias stinky wood bugs, smelly elder sister, brown bugs host a wide range of food, harmful to Robinia pseudoacacia, elm, figs, cloves, pomegranate, paulownia, peach, begonia and other garden plants. Harmful adults and nymphs feed on tender leaves, stems and fruit juices, causing leaves to turn yellow and early.
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