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3 edition of statistical study of the variability of physical and mechanical properties of Tectona grandis (teak) grown at different localities of India and Burma and the effects of the variability on the choice of the sampling plan found in the catalog.

statistical study of the variability of physical and mechanical properties of Tectona grandis (teak) grown at different localities of India and Burma and the effects of the variability on the choice of the sampling plan

Keshavan Raghavan Nair

statistical study of the variability of physical and mechanical properties of Tectona grandis (teak) grown at different localities of India and Burma and the effects of the variability on the choice of the sampling plan

by Keshavan Raghavan Nair

  • 242 Want to read
  • 14 Currently reading

Published by Manager of Publications in Delhi .
Written in English

    Places:
  • India,
  • Burma
    • Subjects:
    • Teak -- India -- Addresses, essays, lectures,
    • Teak -- Burma -- Addresses, essays, lectures,
    • Timber -- India -- Addresses, essays, lectures,
    • Timber -- Burma -- Addresses, essays, lectures

    • Edition Notes

      Statementby K. R. Nair and H. K. Mukerji.
      SeriesIndian forest records (new series). Statistical,, v. 1, no. 1
      ContributionsMukerji, H. K., joint author., Indian Science Congress Association.
      Classifications
      LC ClassificationsSD87 .I543 vol. 1, no. 1, SD397.T4 .I543 vol. 1, no. 1
      The Physical Object
      Pagination49 p.
      Number of Pages49
      ID Numbers
      Open LibraryOL5485915M
      LC Control Number73294216

      Density values and their variation were correlated to the pellets' mechanical properties (mechanical durability and compression resistance). It was found that X-ray photography may be applied to evaluate the presence of cracks and irregularities in the pellets' surface; however, these are not indicators of pellet durability or compression. timbers for tropical wood, a study was conducted to compare the different wood properties of eight species growing under fast-growth conditions in Costa Rica. Thus, the aim of the present study was to evaluate the physical and mechanical properties of A. mangium, A. acuminata, B. quinata, C. lusitanica, S. macrophylla, T. amazonia.

        Shanavas A, Kumar BM () Physical and mechanical properties of three agro forestry tree species from Kerala, India. J Trop Agr Izekor DN, Fuwape JA, Oluyege AO () Effects of density on variations in the mechanical properties of plantation grown Tectona grandis wood. Arch Appl Sci Res 2: The effects of density on variations in the mechanical properties of plantation grown Tectona grandis wood a 20 and year were examined. Six trees were selected from each age class from the Edo State Forestry plantation sites located within the Forest Reserves. Wood samples were collected from innerwood, middlewood and outerwood at 10, 50 and 90% of the tree merchantable height.

      The aim of this study was to evaluate the effect of tree spacing or planting distance on tree growth characteristic and several physical and mechanical properties of fast growing teak (Tectona grandis) wood from a plantation area in West Java. Growth characteristics of all trees within the plot of each planting distance were evaluated, while physical-mechanical properties were represented by 6. Nair K.R., Mukerji H.K. A statistical study of the variability of physical and mechanical properties of Tectona grandis (Teak) grown at different localities of India and Burma and the effects of the variability on the choice of the sampling plan. Indian For. Rec. ; [Google Scholar].


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Statistical study of the variability of physical and mechanical properties of Tectona grandis (teak) grown at different localities of India and Burma and the effects of the variability on the choice of the sampling plan by Keshavan Raghavan Nair Download PDF EPUB FB2

The physical and mechanical properties test is conducted based on ASTM D code. Physical Properties Of Tectona Grandis Grown In Laos.

This study aimed to evaluate the variation of. Hence, the physical and mechanical properties of 40 year’s old T. grandis are presented in Table 1. The relative values to those of T.

grandis expressed as percentage are also given in Table 2 and Table 3 respectively. Table 4 and Table 5 show the statistical analysis of physical and mechanical properties. Comparison of some physical, mechanical and anatomical properties of smallholder plantation teak (Tectona grandis Linn.

f.) from dry and wet localities of Ghana. Smallholder plantation teak (Tectona grandis Linn. F.) plays an important role in the socio-economic development of tropical countries. Published research on site differences with respect to anatomical, physical and mechanical properties of smallholder teak in Ghana is limited.

This study compared and evaluated some physical, mechanical and anatomical properties of smallholder Author: Martin Amoah, Stephen Inyong. Nair, K.R. and Mukerji, H.K. () A statistical study of variability of physical and mechanical properties of Tectona grandis (teak) grown at different localities of India and Burma and the effects of the variability on the choice of the sampling plan.

Indian by: 6. Teak (Tectona grandis L. f.) is an important native species of Southeast Asia, producing an excellent quality wood with high demand in the world market contributing positively to development and economic growth of the countries.

There are few published studies on the anatomical variability of teak wood from East Timor. The wood anatomical characterization and its within-tree variation were.

Tectona grandis and Cupressus lusitanica). The chemical and anatomical The statistical analysis of the general, physical and mechanical properties was performed using the one-way ANOVA test to find out significant statistical differences between properties of the particleboards prepared.

For those. Tectona grandis. L.f. Lamiaceae + Synonyms. Jatus grandis (L.f.) Kuntze. Tectona theca Lour. Theka grandis (L.f.) Lam. a rare combination of superior physical and mechanical properties makes it a paragon of timber, and there is no likelihood of it being eclipsed by any other[ Title World Agroforesty Centre Publication.

Research Journal of Recent Sciences _____ ISSN Vol. 3(ISC), () Res. Recent. Sci. International Science Congress Association Comparative study of Wood Physical and Mechanical properties of Melia dubia with Tectona grandis at different Age Gradation V.

Saravanan*, K.T. Parthiban, irai, P. Kumar, S. Vennila and S. Umesh Kanna. Physical Properties Results of physical properties as the specific gravity, weight per c. ft, and shrinkage percentages from green to oven dry are given in tables (2) and (3) together with those of In and Kanyin, which gave similar use in timber industry and traded together in combined name as In/Kanyin.

Nair, K.R. and Mukerji, H.K. A statistical study of the variability of physical and mechanical properties of teak grown at different localities of India and Burma and the effects of variability on the choice of sampling plan.

Ind. For. Rec (1). Nikles, K.G. A statistical study of the variability of physical and mechanical properties of Tectona grandis (Teak) grown at different localities of India and Burma and the effects of the variability on the choice of the sampling plan.

Indian For. Rec.1, Study of the physical and mechanical properties, workability and drying of teak (Tectona grandis L.f) in Puerto Libertador (Córdoba). Foreign Title: Estudio de las propiedades físicas y mecánicas, trabajabilidad y secado de la teca (Tectona grandis L.f) de Puerto Libertador (Córdoba).

The analysis of variance indicated that method and temperature within the method were significant factors of variation of the wood equilibrium moisture content, although in most cases there was no statistical significant variation between temperatures (Table 1).

Physical and mechanical properties Araujo et al. Maderas. The anatomical characteristics of the wood are influenced by the quality of the sites of the material provenance, which, consequently, leads to alterations in its physical and mechanical properties. The aim of this paper was to assess and characterize the organoleptic and anatomical properties of the teak (Tectona grandis) from different.

The objective of this study was to characterize black locust (Robinia pseudoacacia L.) wood on the basis of its physical and mechanical results are compared with those reported in the literature for English oak (Quercus robur L.), teak (Tectona grandis L.

f.), and afzelia (Afzelia sp.), since black locust is likely to be used for the same purposes as the former species. The variation of wood density and mechanical properties with site, tree and within tree (longitudinal and radial) were studied for blackwood (Acacia melanoxylon R.

Br.) grown in four sites in trees were randomly selected (40 cm dbh class, 33–51 years of age), sampled at three stem height levels (5%, 35% and 65% of tree height) and three radial positions (10%, 50% and 90% of. Abstract. Wood is a natural material with great variability in its mechanical properties.

This study analyzed the effectiveness of the impulse excitation technique (IET) to characterize the stiffness of year-old Eucalyptus grandis wood at three different heights of 3 m, 6 m, and 9 m from the bottom (height A, B, and C, respectively).

A nondestructive testing method—excitation impulse. Variability is a measure of the spread of a data set. Learn more about the different measures of variability including the range, variance, and standard deviation, and the way in which they are.

Variability can dramatically reduce your statistical power during hypothesis testing. Statistical power is the probability that a test will detect a difference (or effect) that actually exists. It’s always a good practice to understand the variability present in your subject matter and. MOYA, R.

and D. PÉREZ (): Effect of physical and chemical soil properties on physical wood characteristics of Tectona grandis plantations in Costa Rica. J Trop For Sci MOYA, R., D. PÉREZ and V. ARCE (): Wood density of Tectona grandis at two plantation spacings in Costa Rica.

JTrop For Prod 9(1/2): Dimensional Stability and Characteristics of Modified Young Teak (Tectona grandis L.f.) Wood with PEG The aim of this study was to investigate the effect of wood modification with polyethylene glycol (PEG) at five concentrations to improve dimensional stability, drying, machining and finishing characteristics of young teak wood.MOYA, R.

and D. PÉREZ (): Effect of physical and chemical soil properties on physical wood characteristics of Tectona grandis plantations in Costa Rica. J Trop Forest Sci MOYA, R. and J. D. MARÍN (): Grouping of Tectona grandis (L.f.) clones using wood color and stiffness. New Forests