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Relation between selected indicators of forest stand diversity and quality of timber production in managed Central European forests
assortment species diversity structural diversity timber quality
2016/4/6
The present study examines the relationship between the quality of timber production and the species and structural diversity of forest stands. The data used came from a regional forest inventory of t...
SEED STAND STRUCTURE OF BEECH ON MT. BLEGOŠ WITH SPECIAL RESPECT TO TRUNK QUALITY
beech Fagus sylvatica stand structure trunk quality seed stand Blegoš red heartwood
2009/11/27
In a mature European beech stand on Mt Blegoš (1250 m/asl), wood quality of the lower fourth part of the stem was assessed. The stand was approved as a selected seed stand in 2004 (Id. No. 4.0185...
Does the lichen flora already reflect changes in air quality in the Šalek valley after the construction of cleaning devices in the Šoštanj thermal power plant?
bioindication epiphytic lichens Hypogymnia physodes mapping Pb Cd Zn As
2009/11/27
Lichens are often used as bioindicators of air pollution due to their biology. Their thallus is without any true tissues and organs, the cuticle and roots are not developed. They get all needed substa...
Does the fluctuating asymmetry in horn length in chamois (Rupicapra rupicapra l.) Reflect the quality and age of the animal
Rupicapra rupicapra chamois horns fluctuating asymmetry
2009/11/26
We have researched the fluctuating asymmetry (FA) in the horn length of chamois (Rupicapra rupicapra L.) on a sample of 718 animals of both sexes (425 males, 293 females) that were shot in chamois pop...
Effects of Forest Management Using Pruning and Thinning on Wood Quality and Strength Properties of Sugi Planted in Shimane Prefecture II.Relationship between forest management, and visual grading and bending properties of boxed-heart square timbers
planted sugi trees forest management visual grading bending properties
2009/11/23
The aim of this study was to clarify the effects of forest management such as pruning and thinning on the visual grading and bending properties of boxed-heart square timbers of sugi (Cryptomeria japon...
Evaluation of the Wood Quality of Young Cryptomeria japonica Clones
Cryptomeria japonica Pilodyn penetration stress wave propagation lateral impact vibration
2009/11/23
One hundred and fourteen 10-year-old standing C. japonica 38 clones were examined by a non-destructive method to ascertain the possibility of evaluating the wood quality of standing trees with breast-...
Comparison of percentage of wood fracture surface analyzed by computer and by ISO 6238 in determining the quality of adhesive bonds
gluing quality portion of wood failure subjective objective methods
2009/7/21
This paper presents the results of measuring and estimating the percentage of wood fracture surface in testing the quality of adhesive bonds by using two methods. The first method is based on ISO 62...
Present State and Future Prospects of Research on Wood Anatomy and Wood Quality
Present State Future Prospects Wood Anatomy Wood Quality
2009/3/6
Present State and Future Prospects of Research on Wood Anatomy and Wood Quality.
Longitudinal Change of Dynamic Modulus of Elasticity and Quality Evaluation by a Non-destructive Method in Todomatsu（Abies sachalinensis）Plus Trees
todomatsu stress wave velocity standing tree dynamic modulus of elasticity
2009/3/6
Longitudinal changes of dynamic modulus of elasticity values (Efr) of logs for todomatsu (Abies sachalinensis) were investigated to clarify the best vertical region of the stem (height from ground lev...
Influence of External Log Quality on the Presence of Knots on Sawn Faces in Sawing Medium Diameter Sugi Logs
sugi log nomal quality external log quality clear sawn face
2009/3/6
We investigated the influence of external log quality on the presence of knots on the sawn faces through the sawing tests of medium diameter, normal quality sugi (Cryptomeria japonica D. Don) log.Whe...
Field Measurement of Indoor Air Quality in Newly Constructed Houses according to the Revised Building Standard Law in Japan II.
indoor air quality VOC Building Standard Law wooden house terpenoid
2009/3/5
Our previous paper reported the results of carbonyl compounds air concentration in newly built wooden houses in 2004, consisting of 20 living rooms and bedrooms of 10 houses of natural type which is ...
Field Measurement of Indoor Air Quality in Newly Constructed Houses according to the Revised Building Standard Law in Japan I.
indoor air quality formaldehyde acetaldehyde Building Standard Law wooden houses
2009/3/5
Indoor air quality of the wooden houses newly built according to the revised Building Standard Law was surveyed in Shizuoka and Aichi prefecture, 2004. Air concentrations of carbonyl compounds were m...
The Incineration of Swine Feces Using Low Quality Charcoal as an Auxiliary Fuel and the Complete Use of the Heat Energy
swine feces charcoal biomass fuel incineration kiln dry
2009/3/5
In order to incinerate the swine feces, which causes subterranean water pollution in the Miyakonojyo basin, low quality charcoal was used as auxiliary fuel. Through this method, swine feces which do ...
A Literature Survey of Research Trends of Volatile Organic Compounds and Field Indoor Air Quality in Korea
VOCs Indoor Air Quality Formaldehyde (HCHO) Literature Survey
2009/3/5
Recently research on volatile organic compounds (VOCs) has been conducted and published in journals of research societies such as Architectural Institute of Korea, Society of Air conditioning and Refr...
Longitudinal Changes of Basic Density and Non-Destructive Quality Evaluation Using the Pilodyn in Todomatsu（Abies sachalinensis）Plus Tree Clones
todomatsu clone longitudinal change basic density Pilodyn penetration
2009/3/4
The longitudinal changes in the basic density of disks (mean Bd) of todomatsu (Abies sachalinensis) were investigated using plus-tree clones and breeding-material clones. The relationship between Pilo...