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頁籤選單縮合
題 名 | 碎形幾何在田菁根系研究中的應用=Fractal Geometry Application in the Root System of Sesbania |
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作 者 | 張東炯; 林淑真; | 書刊名 | 農業工程學報 |
卷 期 | 51:4 民94.12 |
頁 次 | 頁20-28 |
分類號 | 434.2312 |
關鍵詞 | 碎形; 田菁; 根系; Fractals; Sesbania; Root system; |
語 文 | 中文(Chinese) |
中文摘要 | 植物根系是自然界存在的一種碎形結構,及一個生態系統,本文應用碎形幾何理論去描述田菁根系在土壤中的分枝特性變化及計算出它的碎形維度,從研究中發現田菁的碎形維度從1.333到.659之間,平均值為1.528。當碎形維度值愈高,根系生長愈複雜,當碎形維度值愈低其根系的生長型態較簡單且生長較慢,而且當兩者之碎形維度很接近時其生長的型態也非常相似。碎形理論加?了根系幾何形態和性質的認識,也提高了定量描述根系系統形態的可靠性。 |
英文摘要 | Root system of crops is one of fractal structures and biological systems in the nature. This study applies the fractal geometry theories to analyze fractal dimension and growth of sesbania root system in the soil. The results show that the value of fractal dimension in the root system of seabania varies form 1.333 to 1.659, with an average value of 1.528. That a root system growth is more complete when fractal dimension value is higher, and when a growth of root system is simple and slow, then its fractal dimensional value is smaller, and the same fractal dimension or the dimension in near, the form construction of root system becomes to similar. Fractal theory provides understanding in morphology and property of root system, and accurate the reliability of quantification. |
本系統中英文摘要資訊取自各篇刊載內容。