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Processing method of Longji Dancong tea

A processing method and single-clump tea technology, which is applied in tea treatment before extraction and adaptation to climate change, etc., can solve the problems of high requirements for tea tree varieties, difficulty in processing single-clump tea, and low aroma and floral aroma, so as to facilitate the formation of taste characteristics and shape The effect of tight rope and yellow-green color

Inactive Publication Date: 2020-01-14
GUANGXI GUILIN TEA RES INST
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

This processing method has high requirements on tea tree varieties, and it is difficult to process ordinary tea tree varieties into products with the characteristics of single-clump tea quality.
The fresh leaves of Longji tea tree have the characteristics of thick waxy layer, easy fermentation, and strong green taste. If they are produced according to the traditional single-clump tea processing method, there will be problems such as low aroma and floral fragrance, heavy green taste, bitter taste, and poor quality.

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0056] The processing method of the Longji Dancong tea of ​​the present embodiment, comprises the steps:

[0057] Step 1: Fresh Leaf Picking

[0058] 15 days before and after Grain Rain, from 10:00 to 16:00, fresh leaves with one bud and three or four leaves are picked from wild tea trees in Longji as raw materials.

[0059] Step 2: Re-sun blue

[0060] Spread the raw materials picked in step 1 to a thickness of 2 cm, and dry them outside for 30 minutes under weak sunlight with a light intensity of 500 lux to 800 lux, until the water loss rate is 28 wt%, the leaves are soft and the color of the leaves turns dark, and sun-dried green leaves are obtained.

[0061] Step 3: Drying

[0062] Put the sun-dried green leaves obtained in step 2 back indoors, keep the indoor temperature at 25°C±2°C, and dry them for 1.5h-2h to obtain dried green leaves.

[0063] Step 4: Light hands

[0064] Keep the indoor temperature at 25°C and the relative humidity at 65%. Put the air-dried green ...

Embodiment 2

[0078] The processing method of the Longji Dancong tea of ​​the present embodiment, comprises the steps:

[0079] Step 1: Fresh Leaf Picking

[0080] 15 days before and after Grain Rain, from 10:00 to 16:00, fresh leaves with one bud and three or four leaves are picked from wild tea trees in Longji as raw materials.

[0081] Step 2: Re-sun blue

[0082] Spread the raw materials picked in step 1 to a thickness of 2 cm, and dry them outside for 40 minutes under weak sunlight with a light intensity of 500 lux to 800 lux, until the water loss rate is 30 wt%, the leaves are soft and the color of the leaves turns dark, and sun-dried green leaves are obtained.

[0083] Step 3: Drying

[0084] Put the sun-dried green leaves obtained in step 2 back indoors, keep the indoor temperature at 25°C±2°C, and dry them for 1.5h-2h to obtain dried green leaves.

[0085] Step 4: Light hands

[0086] Keep the indoor temperature at 25°C ± 2°C, and the relative humidity at 65%-80%, stack the air...

Embodiment 3

[0100] The processing method of the Longji Dancong tea of ​​the present embodiment, comprises the steps:

[0101] Step 1: Fresh Leaf Picking

[0102] 15 days before and after Grain Rain, from 10:00 to 16:00, fresh leaves with one bud and three or four leaves are picked from wild tea trees in Longji as raw materials.

[0103] Step 2: Re-sun blue

[0104] Spread the raw materials picked in step 1 to a thickness of 3 cm, and dry them outside for 50 minutes under weak sunlight with a light intensity of 500 lux-800 lux, until the water loss rate is 32 wt%, the leaves are soft and the color of the leaves turns dark, and sun-dried green leaves are obtained.

[0105] Step 3: Drying

[0106] Put the sun-dried green leaves obtained in step 2 back into the room, keep the indoor temperature at 25° C.±2° C., and dry them for 2 hours to obtain the sun-dried green leaves.

[0107] Step 4: Light hands

[0108] Keep the indoor temperature at 25°C ± 2°C, and the relative humidity at 65%-80%...

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Abstract

The invention discloses a processing method of Longji Dancong tea, which belongs to the technical field of tea leaves. The processing method of the Longji Dancong tea comprises the following steps: step 1, picking fresh leaves; step 2, re-sunning; step 3, cooling of green leaf; step 4, gently processing; step 5, re-rocking green leaves; step 6, performing deactivation of enzymes; step 7, performing rolling; step 8, performing drying; and step 9, performing charcoal baking for aroma enhancement. The fresh leaves of wild Longji tea trees are used as raw materials, the Longji Dancong tea is madethrough the steps of fresh leaf picking, re-sunning, cooling of green leaf, gently processing, re-rocking green leaves, performing deactivation of enzymes, performing rolling, performing drying and performing charcoal baking for aroma enhancement, and the Longji Dancong tea is compact in appearance strip, yellow green in color, rich in flower fragrance, orange yellow and bright in tea soup and sweet, mellow and fragrant in taste.

Description

technical field [0001] The invention relates to a processing method of Longji Dancong tea, which belongs to the technical field of tea. Background technique [0002] Longji tea is a specialty of Longsheng Autonomous County, Guilin City, Guangxi Zhuang Autonomous Region, and a national agricultural product geographical indication. Longji Tea grows in the Longji Terraced Fields Scenic Area in Guilin, Guangxi, which is known as "the best in the world". The tea garden is above 600 meters above sea level and belongs to the subtropical monsoon area. Affected by the alternation of cold and warm air, the four seasons are distinct, the rainfall is abundant, and the organic content is high. , the growing environment with short sunshine and large temperature difference is an ideal place to form alpine cloud and mist tea. Longji tea was a tribute during the Qianlong period. The stele was recorded in Pingduanzhai, Longji Village. It is of high quality and is one of the twenty-eight famo...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A23F3/14A23F3/06A23F3/12
CPCA23F3/14A23F3/06A23F3/12Y02A40/90
Inventor 蓝燕谭少波王小云刘诗诗庞月兰黄敏周
Owner GUANGXI GUILIN TEA RES INST
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