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題 名 | 以灰色理論建立田菁生長之預測模式=The Model of Growth on Green Manure by Gray Theory |
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作 者 | 張東炯; 簡耀鴻; 楊茂焜; | 書刊名 | 農業工程學報 |
卷 期 | 48:3 2002.09[民91.09] |
頁 次 | 頁85-89 |
分類號 | 434.2312 |
關鍵詞 | 田菁生長; 灰色預測; Growth of green manure; Gray prediction; |
語 文 | 中文(Chinese) |
中文摘要 | 本研究以灰色理論模型GM (1,1)進行田菁生長及其根系變化之預測。研究中分別以彰化現場種植綠肥之後實際所量測出來生長高度與應用灰色模型GM (1,1)預測之高度做一比較,GM (1,1) 模型所預測之結果與實際量測出之誤差不大,在莖長約8.1%、在根長約5.5%,顯示GM (1,1)模型在田菁綠肥生長高度之預測尚屬可行之模式。 |
英文摘要 | The growth of green manure in root and stem was predicted by using gray theory in this study, and the field test was executed in Chan-Hwa county where the height of green manure in root and stem were measured. Gray model GM(1,1) was compared with the result from field test, that errors were about 8.1% and 5.5% in stem and root. The model presents a good prediction in the growth of green manure. |
本系統中英文摘要資訊取自各篇刊載內容。