Grandifoliate golden white tea and preparation method thereof
A technology of large-leaf species and gold, which is applied in the field of large-leaf species golden white tea and its preparation, can solve the problems of mediocrity, difficulty in realizing the production process, and difficulty in maintaining the color of fresh leaves, etc., and achieve the goal of avoiding redness and fermentation gas Effect
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[0017] For the preparation of large-leaf golden white tea, in order to ensure the quality characteristics of white tea, which is sweet and mellow, and avoid the production of fermentation gas, it is particularly important to control the water loss rate of fresh leaves and the length of withering time. The formation of white tea quality requires a long period of time. Slow oxidation over time, but if the transformation of the contents in the fresh leaves is too slow and the withering time is too long, the taste of white tea will be weak, fermentation gas will be produced, and the production cost will be increased. For this, in the present invention, by controlling air humidity to be 65%~85%, and coordinate with the temperature setting of 14 ℃~18 ℃, preferably, control air humidity to be 70%~80%, control withering time and tea fresh leaf Withering temperature, humidity, as well as water loss rate and withering time can all be beneficial to the formation of white tea quality, achi...
Embodiment 1
[0021] The present embodiment provides a method for preparing white tea from large-leaf yellow tea tree, comprising the following steps:
[0022] (1) Picking: Pick tea leaves that are strong and straight, with one bud and one leaf at the beginning of development, and the leaf color is golden yellow;
[0023] (2) Withering: Put the picked tea leaves indoors and spread them out on a bamboo sieve, control the indoor temperature to 16°C, spread the leaves to a thickness of 1 cm, dehumidify them for 48 hours, and maintain the indoor humidity at 80%; avoid stirring during the period. The stems and leaves of the fresh leaves have a slight prickly sensation, and the water content of the leaves is below 30%;
[0024] (3) initial drying: use a dryer to dry the withered tea leaves at a drying temperature of 100°C for 5 minutes;
[0025] Re-drying: After cooling for 30 minutes, re-dry the tea leaves at 75°C for 150-210 minutes to make the water content of the leaves reach 4%-6%, and twis...
Embodiment 2
[0029] A preparation method for white tea, the withering in step (2) is as follows: put the picked tea leaves indoors and spread them on a withering tank, control the indoor temperature to 14°C, spread the leaves to a thickness of 1 cm, and dehumidify them with a dehumidifier for 72 hours, Maintain the indoor humidity at 75%; avoid stirring during the period, until the fresh leaves, stems and leaves have a slight tingling sensation, and the water content of the leaves is below 30%; the rest of the steps, parameters, etc. are the same as in Example 1.
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