Mapping the Growing-Degree-Day of the Optimal Harvest Timing of Spring Pouchong Tea in Taiwan under Climate Change

Autor: Yu-Lien Chen, 陳玉蓮
Rok vydání: 2019
Druh dokumentu: 學位論文 ; thesis
Popis: 107
Climate change is adversely affecting the resilience of the tea industry, which is why the establishment of Optimal Tea HArvest Isochrone Maps (OTHAIMs) is needed. In this study, we categorize tea growth into three dimensions: yield, quality, and timing. And we provide insights into the trend of tea harvest in Taiwan in the future when the scenario of business-as-usual is to be expected. The profound and well-cited Growing Degree-Day (GDD) model is utilized in this study to evaluate the visualization of the timing of tea in Taiwan. Using data from the Tea Research and Extension Station (TRES) and the Taiwan Climate Change Projection and Information Platform (TCCIP), the outcomes of OTHAIMs are acquired with pruning date geneses in analogy with Sakura Zensen, cherry blossom blooming frontline maps, from Japan. Results indicate that the warming of climate change thus results in the shortened durations of tea harvest. In conclusion, this study provides a visualization approach for the government and the academia for further investigation of tea harvest and management, while extensive records of tea data and optimization of GDD model afterward may help this approach be put into application.
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