Camellia cold protection agent and application thereof

By using a tea tree cold-resistant agent with resveratrol as the main ingredient, the problems of high price and unstable effect of tea tree cold-resistant agents have been solved. This has achieved efficient cold-resistant protection for tender tea leaves, avoided chemical pollution, and is low in cost and easy to promote.

CN122397723APending Publication Date: 2026-07-17TEA RESEARCH INSTITUTE CHINESE ACADEMY OF AGRICULTURAL SCIENCES
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
TEA RESEARCH INSTITUTE CHINESE ACADEMY OF AGRICULTURAL SCIENCES
Filing Date
2026-05-19
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing cold-resistant agents for tea trees are expensive, have unstable effects, and may affect tea quality and environmental safety. In addition, traditional physical protection methods are not very effective or pollute the air.

Method used

A cold-resistant agent for tea trees, using resveratrol as the main active ingredient, combined with anhydrous ethanol and organosilicon, is sprayed onto the leaves of the tea tree canopy to protect the cell membrane structure of the leaves and maintain the maximum photochemical efficiency of photosystem II.

Benefits of technology

It significantly enhances the cold resistance of young tea leaves, avoids chemical pollution, is low-cost and environmentally friendly, and is simple and easy to promote.

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Abstract

本发明提供了一种茶树抗寒防护剂及其应用，属于农业植物抗逆保护技术领域，所述茶树抗寒防护剂包括以下重量份的组分：白藜芦醇0.1~0.5份、无水乙醇150~250份、有机硅1~5份、水8000~12000份。本发明所述茶树抗寒防护剂以白藜芦醇为主要活性成分，具有来源天然、绿色安全、环境友好等突出优势；所述茶树抗寒防护剂喷施于茶树冠层叶片后，能够在春季“倒春寒”天气条件下有效保护叶片细胞膜结构的完整性，维持光系统II的最大光化学效率（Fv / Fm），从而显著提升茶树嫩叶的抗寒能力。
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