Document Type : Research Paper
Authors
1 MSc., Wood and Paper Science Research Division, Research Institute of Forests and Rangelands , Iran,
2 Wood and forest products division, Research Institute of Forests and Rangelands, Agricultural Resear
3 Wood and Forest Products Science Research Division, Research Institute of Forests and Rangelands, Agricultural Research Education and Extension Organization (AREEO) P.O. Box 13185-116, Tehran, Iran
Abstract
Threes, six and 12 years old sample trees of Populos deltoides 77.51 were randomly selected and felled at the safrabasteh research station located in Gilan province. Sample tree transferred to the Alborz research center- Karaj for Laboratory studies; The Laboratory studies included determination of physical, anatomical and chemical composition of revealed that with increasing trees age, fiber length and fiber diameter increased. There was significant differences among three ages studied at I percent probability.
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