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2015 Fiscal Year Final Research Report

Water Cycle of Plants

Research Project

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Project/Area Number 25630056
Research Category

Grant-in-Aid for Challenging Exploratory Research

Allocation TypeMulti-year Fund
Research Field Fluid engineering
Research InstitutionToyo University

Principal Investigator

Mochizuki Osamu  東洋大学, 理工学部, 教授 (50157830)

Project Period (FY) 2013-04-01 – 2016-03-31
Keywords葉脈 / ネットワーク / 吸水機構 / 可視化 / フラクタル / マイクロ流れ
Outline of Final Research Achievements

I forcus on the network of leaf vein to understand the strong network system. I study the network structure to know the relation between damage on leaf and the strong network. Then, the influence of damage on leaf vein for the water absorption on the leaf was studied with the dye flow visualization. The result shows that the network type of vein on real leaf is the mesh type network. The mesh type network has the benefit to make a bypath when the vein has the damage. The result of dye flow visualization shows that the real leaf requires the single vein to make a bypath for damage region. The increasing of area on water absorbed relates the distance of water absorption. This means that number of vein is not dominant for the speed of water absorption. Therefore, the network of leaf vein has a high robustness from the damage of vein by the mesh type network.

Free Research Field

生物・生体流体力学

URL: 

Published: 2017-05-10  

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