Additional file 4 of Strategies for managing spring frost risks in orchards: effectiveness and conditionality—a systematic review

Additional file 4: Data extracted from each study, including metadata and individual study findings, along with other key information such as study location and reporting of effect modifiers.附加文件4：从各项研究中提取的数据，涵盖元数据（metadata）与各单项研究的研究结果，同时包含研究开展地点、效应调节因子（effect modifiers）的报告情况等其他关键信息。