QX/T 198-2013 in English

This standard provides a classification system for the freezing damage of lychee plants, detailing the criteria for assessing the severity of damage caused by low temperatures. It outlines the different levels of impact on lychee trees and fruit, based on observable symptoms and effects on growth and yield. The document includes descriptions of each damage grade, along with corresponding temperature thresholds and typical manifestations. It serves as a reference for agricultural professionals, researchers, and policymakers involved in the protection and management of lychee cultivation in regions prone to cold weather events. The standard is structured to facilitate consistent assessment and communication regarding the extent of freezing damage, supporting efforts in crop management and disaster mitigation. It covers various aspects related to the identification, measurement, and reporting of damage, ensuring a uniform approach across different applications and environments.