สืบค้นงานวิจัย
The dynamic system that exists in the sieve tubes of TPD affected trees of Hevea brasiliensis
Vinoth Thomas - ไม่ระบุหน่วยงาน
ชื่อเรื่อง (EN): The dynamic system that exists in the sieve tubes of TPD affected trees of Hevea brasiliensis
ผู้แต่ง / หัวหน้าโครงการ (EN): Vinoth Thomas
บทคัดย่อ (EN): A large number of globular objects with kinetics occur in a dynamic system and was reported recently in the sieve tubes of healthy trees of Hevea brasiliensis (Para rubber tree, the prime source of natural rubber). Sieve tubes recently differentiated from the cambial zone in the tree trunk of Hevea showed uniform distribution of globular objects in a continuous state of motion, when 40-50μm thick tangential longitudinal sections of both fresh and long term preserved bark were viewed under light microscope. The object measures an average diameter of 1.6μm dispersed with a density of 200 per 1000μm2 in a viscous medium in which they are embedded. The speed of the video graphs of the moving objects recorded through the microscope was reduced to 5% for convenience and found that these moving objects develop spatial patterns with respect to both loci and time within the sieve tube. At a time, patterns develop at a different loci are different and are not repeating hence, across the loci the displays are chaotic. In each locus as the time proceeds, develops a linear pattern that lasts for 152 milliseconds are considered as a block. The pattern in a block remains stagnant except at the 52nd and 102nd milliseconds in which develop 2 intermittent oscillating vibration. Similar movement developing spatial pattern with respect to time was also observed in the sieve tubes of the TPD affected bark but it showed minor variation from the healthy trees. In the TPD affected bark, the characteristics of the block are different from healthy trees and are described here.
บทคัดย่อ: ไม่พบข้อมูลจากหน่วยงานต้นทาง
ภาษา (EN): en
เผยแพร่โดย (EN): การยางแห่งประเทศไทย
คำสำคัญ (EN): TPD
เจ้าของลิขสิทธิ์ (EN): การยางแห่งประเทศไทย
หากไม่พบเอกสารฉบับเต็ม (Full Text) โปรดติดต่อหน่วยงานเจ้าของข้อมูล

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The dynamic system that exists in the sieve tubes of TPD affected trees of Hevea brasiliensis
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