Improved Tea Variety: Ningzhou 2
It belongs to asexual reproduction system. It is a national improved breed. It is selected by Xiushui Tea Science Research Institute of Jiangxi Province. Morphological characteristics: shrub type, middle leaf, middle bud species. Tree posture opened, spring buds germinated in late March, one bud and three leaves flourished in late April, and a hundred buds weighed 71 grams. It is suitable for Jiangxi tea area to create famous green tea. Use it to make green tea with mellow fragrance. The quality characteristics of spring tea with one bud and two leaves are as follows: tea polyphenols 25.0%, water extract 41.7%.
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Identification of Spring Tea, Summer Tea and Autumn Tea
In winter, the main growth part of tea plant is in the root, while the synthesis of amino acids is synthesized in the root of tea tree and then transported to the top. After hibernation, tea trees store a lot of nutrients; weak sunlight in winter and spring and slow growth of tea trees are the main factors for the formation of some aroma substances in tea. Therefore, spring tea has the advantages of oily color, rich aroma, strong taste, soft and thick leaf bottom. There are general spring tea are relatively fat and heavy, more hairs, fine veins of the leaves, leaf edge sawtooth is not obvious. Summer, Wen
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Identification and control of tea whitefly whitefly
Black whitefly, also known as orange whitefly, belongs to the family Homoptera, which can damage tea, citrus, grapefruit, Camellia oleifera and other plants. The larvae settled on the back of the leaves to suck juice and excreted "honeydew", which led to the occurrence of bituminous disease, hindered photosynthesis, decreased tree potential, sparse buds and even dried up branches and leaves. The adult worm is 1.35 mm long. Except for the orange belly, it has purple-brown body wings, seven white spots around the forewings, light brown rear wings, no spots, thin white wax powder on the body surface and red eyes. The egg is shaped like a banana.
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