Tea bugs and yellow spot bugs
Distribution area:
Morphological characteristics: the adult of tea wing bug is about 15 mm in length and 8 mm in width. The body is flat and oval. Grayish brown with purplish red. The antennae are 5, the second is longer than the third, and the ends of the 4th and the base of the 5th are yellow. The chest, back and front wings are covered with dark brown scratches. The egg is cup-shaped and gray. 20-30 eggs were arranged into egg blocks. The nymph is slightly oblate and dark brown with black spots on the back. The adult is 20mm in length and 8mm in width. Grayish brown, with many yellow spots on the back and forewings. The tentacles are black. Eggs 1.8 mm in transverse diameter, cylindric. Yellowish white. Twelve grains are grouped together. There are many red, yellow and black horizontal lines in the chest and abdomen of the nymph. The 2-year-old body was grayish black and there were 6 red and yellow spots on the back of the abdomen.
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From vegetarian tea to scented tea
The practice of adding spices or fragrant flowers to tea has a long history. The Cha Lu of Cai Xiang in the Northern Song Dynasty mentioned that "the spiced tea has a real fragrance, while the contributors use borneol and ointment to help it smell." There have been records of jasmine baked tea in the Southern Song Dynasty. Shi Yue's words "step Moon Jasmine" note: "Jasmine Ridge table produced." The ancients used this flower to bake tea. In the Ming Dynasty, the technology of scenting tea is becoming more and more perfect, and there are many kinds of flowers that can be used to make tea. According to Tea Spectrum, there are nine kinds of sweet-scented osmanthus, jasmine, rose, rose, orchid, orange, gardenia, wood fragrance and plum blossom.
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Processing of Pine Needle Health Tea
Pine needles contain a lot of chlorophyll, amino acids, vitamins C and K, rutin and inorganic salts such as iron, phosphorus, calcium and so on. Among them, vitamin C can reduce the accumulation of cholesterol in the human body, and vitamin K can promote the absorption of calcium and regulate heart function. The tea made from pine needles can benefit the human body, control weight and lose weight, improve immunity and delay aging. This paper introduces the key points of processing technology of pine needle health tea for reference. First, picking leaves: choose 5-15-year-old pine trees and pick them without disease.
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