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Silva Fennica 1926-1997
1990-1997
1980-1989
1970-1979
1960-1969
Acta Forestalia Fennica
1953-1968
1933-1952
1913-1932

Silva Fennica no. 69 | 1951

Category: Article

article id 4619, category Article
P. Ennevaara. (1951). Tilastoista ja niiden käyttömahdollisuuksista. Silva Fennica vol. no. 69 article id 4619. https://doi.org/10.14214/sf.a14015
English title: Use of statistics in forestry.
Original keywords: metsätalous; tilastot; metsäopetus; metsänhoitajien jatkokurssit; jatkokoulutus
English keywords: forestry; forest education; statistics
Abstract | View details | Full text in PDF | Author Info

Silva Fennica Issue 69 includes presentations held in 1948-1950 in the fourth professional development courses, arranged for foresters working in the Forest Service. The presentations focus on practical issues in forest management and administration, especially in regional level. The education was arranged by Forest Service.

This presentation introduces different forestry related statistics and discusses the potential use of statistics on the point of view of state forestry.

  • Ennevaara, E-mail: pe@mm.unknown (email)
article id 4618, category Article
Lauri Olenius. (1951). Ilmakuvien käyttö valtion metsätaloudessa. Silva Fennica vol. no. 69 article id 4618. https://doi.org/10.14214/sf.a14014
English title: Use of aerial mapping in state forestry.
Original keywords: valtionmetsät; Metsähallitus; metsäopetus; metsänhoitajien jatkokurssit; jatkokoulutus; ilmakuvaus; kaukokartoitus; metsänarviointi
English keywords: remote sensing; forest mensuration; Forest Service; forest education; state forests; aerial mapping
Abstract | View details | Full text in PDF | Author Info

Silva Fennica Issue 69 includes presentations held in 1948-1950 in the fourth professional development courses, arranged for foresters working in the Forest Service. The presentations focus on practical issues in forest management and administration, especially in regional level. The education was arranged by Forest Service.

Forest Service begun the aerial mapping of the state forests in northern Finland in 1948. This presentation describes the state of the work, practices and methods of the work.

  • Olenius, E-mail: lo@mm.unknown (email)
article id 4617, category Article
Olavi Linnamies. (1951). Ilmakuvamittauksesta. Silva Fennica vol. no. 69 article id 4617. https://doi.org/10.14214/sf.a14013
English title: Aerial mapping.
Original keywords: metsäopetus; metsänhoitajien jatkokurssit; jatkokoulutus; ilmakuvaus; kaukokartoitus; kartoitus
English keywords: remote sensing; aerial photographs; forest education; aerial mapping
Abstract | View details | Full text in PDF | Author Info

Silva Fennica Issue 69 includes presentations held in 1948-1950 in the fourth professional development courses, arranged for foresters working in the Forest Service. The presentations focus on practical issues in forest management and administration, especially in regional level. The education was arranged by Forest Service.

This presentation describes the development of aerial mapping, its principles and methods. The use of aerial photographs and the costs of the method is discussed.

  • Linnamies, E-mail: ol@mm.unknown (email)
article id 4616, category Article
Mikko Kantola. (1951). Uusimpia saavutuksia puutavaran kuljetuksen alalla. Silva Fennica vol. no. 69 article id 4616. https://doi.org/10.14214/sf.a14012
English title: Recent achievements in timber transportation.
Original keywords: metsäopetus; uitto; metsätyö; puunkuljetus; metsänhoitajien jatkokurssit; jatkokoulutus; koneellistaminen; hevosjuonto
English keywords: mechanization; forest education; floating; forest work; timber transport; horse haulage
Abstract | View details | Full text in PDF | Author Info

Silva Fennica Issue 69 includes presentations held in 1948-1950 in the fourth professional development courses, arranged for foresters working in the Forest Service. The presentations focus on practical issues in forest management and administration, especially in regional level. The education was arranged by Forest Service.

This presentation describes the development of forest haulage and long-distance transportation of timber. The article gives examples of improving the effectivity of horse hauling, use of tractors, loading of timber and floating, and gives examples of new equipment used in timber transport.

  • Kantola, E-mail: mk@mm.unknown (email)
article id 4615, category Article
Jaakko Vöry. (1951). Metsäalan rationalisoimistoiminnan nykyinen vaihe. Silva Fennica vol. no. 69 article id 4615. https://doi.org/10.14214/sf.a14011
English title: The present stage of rationalization.
Original keywords: metsätalous; metsäopetus; metsätyö; metsänhoitajien jatkokurssit; jatkokoulutus; koneellistaminen; rationalisointi
English keywords: forestry; mechanization; forest education; forest work; rationalization
Abstract | View details | Full text in PDF | Author Info

Silva Fennica Issue 69 includes presentations held in 1948-1950 in the fourth professional development courses, arranged for foresters working in the Forest Service. The presentations focus on practical issues in forest management and administration, especially in regional level. The education was arranged by Forest Service.

This presentation describes the work and methods of rationalizing forest work and forest management, and the organizations doing work studies. Examples of means to improve the effectivity of practical work are described.

  • Vöry, E-mail: jv@mm.unknown (email)
article id 4614, category Article
A. Rautavaara. (1951). Johtamismenettely nykyajan valossa. Silva Fennica vol. no. 69 article id 4614. https://doi.org/10.14214/sf.a14010
English title: Modern management of personnel.
Original keywords: metsäopetus; metsänhoitajien jatkokurssit; jatkokoulutus; johtaminen
English keywords: management; forest administration; forest education
Abstract | View details | Full text in PDF | Author Info

Silva Fennica Issue 69 includes presentations held in 1948-1950 in the fourth professional development courses, arranged for foresters working in the Forest Service. The presentations focus on practical issues in forest management and administration, especially in regional level. The education was arranged by Forest Service.

This presentation describes the changes in employment relationship and gives guidelines for good management of personnel.

  • Rautavaara, E-mail: ar@mm.unknown (email)
article id 4613, category Article
Veijo Heiskanen. (1951). Mäntysahatukkien laatuarvioinnin tarkkuudesta. Silva Fennica vol. no. 69 article id 4613. https://doi.org/10.14214/sf.a14009
English title: Accuracy of quality grading of Scots pine saw logs.
Original keywords: metsäopetus; mänty; metsänhoitajien jatkokurssit; puukauppa; jatkokoulutus; sahatukit; laatuluokitus; mäntytukki
English keywords: Pinus sylvestris; Scots pine; saw logs; forest education; quality grading; quality classes
Abstract | View details | Full text in PDF | Author Info

Silva Fennica Issue 69 includes presentations held in 1948-1950 in the fourth professional development courses, arranged for foresters working in the Forest Service. The presentations focus on practical issues in forest management and administration, especially in regional level. The education was arranged by Forest Service.

This presentation discusses accuracy of the quality grading of Scots pine (Pinus sylvestris L.) saw logs suggested by professor Ilmari Vuoristo based on a data collected by Valtiala. According to the study, greatest inaccuracies in the grading by visual inspection was caused by differences between the evaluators.

  • Heiskanen, E-mail: vh@mm.unknown (email)
article id 4612, category Article
Veijo Heiskanen. (1951). Mäntysahatukkien laadun mukaisista arvosuhteista. Silva Fennica vol. no. 69 article id 4612. https://doi.org/10.14214/sf.a14008
English title: Value grading of Scots pine saw logs.
Original keywords: metsäopetus; mänty; metsänhoitajien jatkokurssit; sahatavara; jatkokoulutus; sahatukit; laatuluokitus; hinnoittelu
English keywords: Pinus sylvestris; Scots pine; saw logs; sawn timber; forest education; quality grading; sawn wood; timber grading
Abstract | View details | Full text in PDF | Author Info

Silva Fennica Issue 69 includes presentations held in 1948-1950 in the fourth professional development courses, arranged for foresters working in the Forest Service. The presentations focus on practical issues in forest management and administration, especially in regional level. The education was arranged by Forest Service.

Quality grading has been rarely used in pricing of saw logs due to lack of knowledge on how the quality of logs affects the value of the sawn wood. This presentation discusses the subject based on unpublished data professor Ilmari Vuoristo collected in 1930s on effects of timber grading on the quality and value of sawn wood. The quality classification developed by professor Vuoristo is presented.

  • Heiskanen, E-mail: vh@mm.unknown (email)
article id 4611, category Article
Veijo Heiskanen. (1951). Sahatukkien laatuluokittelulla saavutettavista eduista. Silva Fennica vol. no. 69 article id 4611. https://doi.org/10.14214/sf.a14007
English title: Benefits of qualitative classification of saw logs.
Original keywords: metsäopetus; metsänhoitajien jatkokurssit; puukauppa; jatkokoulutus; sahatukit; laatuluokitus; puutavaralajit
English keywords: saw logs; forest education; timber sales; quality grading; quality classes
Abstract | View details | Full text in PDF | Author Info

Silva Fennica Issue 69 includes presentations held in 1948-1950 in the fourth professional development courses, arranged for foresters working in the Forest Service. The presentations focus on practical issues in forest management and administration, especially in regional level. The education was arranged by Forest Service.

This presentation describes benefits of the qualitative classification of saw logs to forest owners and forest industry.

  • Heiskanen, E-mail: vh@mm.unknown (email)
article id 4610, category Article
Veijo Heiskanen. (1951). Sahatukkien laatuluokittelutavat. Silva Fennica vol. no. 69 article id 4610. https://doi.org/10.14214/sf.a14006
English title: Methods of saw log classification according to quality.
Original keywords: metsäopetus; metsänhoitajien jatkokurssit; jatkokoulutus; sahatukit; laatuluokitus; puutavaralajit
English keywords: saw logs; timber assortment; forest education; quality grading; quality classification
Abstract | View details | Full text in PDF | Author Info

Silva Fennica Issue 69 includes presentations held in 1948-1950 in the fourth professional development courses, arranged for foresters working in the Forest Service. The presentations focus on practical issues in forest management and administration, especially in regional level. The education was arranged by Forest Service.

This presentation describes the uses and principles of different kinds of grading of saw logs.

  • Heiskanen, E-mail: vh@mm.unknown (email)
article id 4609, category Article
F. E. Siimes. (1951). Sahatukkien laatuluokittelu sahatavarain käytön, lajittelun ja koesahausten valossa. Silva Fennica vol. no. 69 article id 4609. https://doi.org/10.14214/sf.a14005
English title: Classification according to quality of saw logs in the light of use, grading and sawing tests of sawn timber.
Original keywords: valtionmetsät; Metsähallitus; metsäopetus; puutavara; metsänhoitajien jatkokurssit; puukauppa; sahatavara; jatkokoulutus; sahatukit; laatuluokitus; puutavaralajit
English keywords: sawn timber; Forest Service; forest education; timber sales; timber grades; quality grading; sawn logs
Abstract | View details | Full text in PDF | Author Info

Silva Fennica Issue 69 includes presentations held in 1948-1950 in the fourth professional development courses, arranged for foresters working in the Forest Service. The presentations focus on practical issues in forest management and administration, especially in regional level. The education was arranged by Forest Service.

This presentation describes the grading of sawn timber for export and domestic use, and suggests improvements to grading of the sawn products in the saw mills to better answer the needs of export.

  • Siimes, E-mail: fs@mm.unknown (email)
article id 4608, category Article
V. Pöyhönen. (1951). Teollisuuden raakapuun yleiset laatuvaatimukset. Silva Fennica vol. no. 69 article id 4608. https://doi.org/10.14214/sf.a14004
English title: General quality standards of industrial raw timber.
Original keywords: metsäopetus; puutavara; metsänhoitajien jatkokurssit; puukauppa; jatkokoulutus; sahatukit; laatuluokitus
English keywords: forest education; timber sales; timber classes; timber; timber grades; quality standards; quality grading
Abstract | View details | Full text in PDF | Author Info

Silva Fennica Issue 69 includes presentations held in 1948-1950 in the fourth professional development courses, arranged for foresters working in the Forest Service. The presentations focus on practical issues in forest management and administration, especially in regional level. The education was arranged by Forest Service.

This presentation describes the development of standards for timber grades in Finland, and the present quality grades of raw timber for timber sales from state forests.

  • Pöyhönen, E-mail: vp@mm.unknown (email)
article id 4607, category Article
U. Metsänheimo. (1951). Metsäojitustoiminnasta Perä-Pohjolan valtionmetsissä. Silva Fennica vol. no. 69 article id 4607. https://doi.org/10.14214/sf.a14003
English title: Forest drainage in state forests in Northern Finland.
Original keywords: Pohjois-Suomi; valtionmetsät; ojitus; metsäopetus; Perä-Pohjola; metsänhoitajien jatkokurssit; metsäojitus; jatkokoulutus
English keywords: peatlands; forest education; state forests; drainage of peatlands; Northerh Finland
Abstract | View details | Full text in PDF | Author Info

Silva Fennica Issue 69 includes presentations held in 1948-1950 in the fourth professional development courses, arranged for foresters working in the Forest Service. The presentations focus on practical issues in forest management and administration, especially in regional level. The education was arranged by Forest Service.

This presentation describes the history and present stage of forest drainage in Northern Finland. The first peatlands were drained in the area in 1909. About 6% of the 600,000 hectares of peatlands suitable for drainage was drained at the time in Perä-Pohjola. The areas to be drained are characteristically very large.

  • Metsänheimo, E-mail: um@mm.unknown (email)
article id 4606, category Article
Antti A. Aho. (1951). Metsähallituksen osuus Pohjois-Suomen jälleenrakennuksessa. Silva Fennica vol. no. 69 article id 4606. https://doi.org/10.14214/sf.a14002
English title: Contribution of Forest Service to the reconstruction of Northern Finland.
Original keywords: Pohjois-Suomi; Metsähallitus; valtion metsät; metsähallinto; sota-aika; toinen maailmansota; jälleenrakentaminen; Lapin sota
English keywords: northern Finland; Lapland; Forest Service; forest administration; state forests; world war II; reconstruction
Abstract | View details | Full text in PDF | Author Info

Silva Fennica Issue 69 includes presentations held in 1948-1950 in the fourth professional development courses, arranged for foresters working in the Forest Service. The presentations focus on practical issues in forest management and administration, especially in regional level. The education was arranged by Forest Service.

Lapland war in the end of the World War II left Northern Finland in destruction. This presentation describes in detail the work and expenditure of Forest Service in the reconstruction of the settelement in the area.

  • Aho, E-mail: aa@mm.unknown (email)
article id 4605, category Article
Arvo Kivelä. (1951). Pohjois-Suomen uitot ja niiden tehoa haittaavat tekijät. Silva Fennica vol. no. 69 article id 4605. https://doi.org/10.14214/sf.a14001
English title: Floating in Northern Finland and factors reducing its efficiency.
Original keywords: Pohjois-Suomi; uitto; puunkuljetus; uittoväylät; vesikuljetus
English keywords: northern Finland; floating; wood transportation; floating channels; water transportation
Abstract | View details | Full text in PDF | Author Info

Silva Fennica Issue 69 includes presentations held in 1948-1950 in the fourth professional development courses, arranged for foresters working in the Forest Service. The presentations focus on practical issues in forest management and administration, especially in regional level. The education was arranged by Forest Service.

Floating channels of Northern Finland have been unable to fulfill all the needs of wood transportation of the area. This presentation presents diferent ways to improve the efficiency of floating by improving working methods and the channels, and thus decreasing costs of wood transportation.

  • Kivelä, E-mail: ak@mm.unknown (email)
article id 4604, category Article
E. J. Koskenmaa. (1951). Koneiden käyttö tie- ja uittoväylärakennuksilla. Silva Fennica vol. no. 69 article id 4604. https://doi.org/10.14214/sf.a14000
English title: Use of machines in construction of roads and floating channels.
Original keywords: metsäopetus; uitto; metsänhoitajien jatkokurssit; tienrakennus; jatkokoulutus; metsätiet; uittoväylät; vesirakennus; koneellistaminen
English keywords: mechanization; forest education; floating; forest roads; floating channels; road costruction; hydraulic engineering
Abstract | View details | Full text in PDF | Author Info

Silva Fennica Issue 69 includes presentations held in 1948-1950 in the fourth professional development courses, arranged for foresters working in the Forest Service. The presentations focus on practical issues in forest management and administration, especially in regional level. The education was arranged by Forest Service.

This presentation discusses opportunities to increase the use of working machines, such as tractors, in construction of roads and floating channels, which have been little used in Finland. The presentation summarizes the machines available and their use based on experiences in Sweden.

  • Koskenmaa, E-mail: ek@mm.unknown (email)
article id 4603, category Article
V. Lihtonen. (1951). Suurten mittasuhteiden työmaita. Silva Fennica vol. no. 69 article id 4603. https://doi.org/10.14214/sf.a13999
English title: Large scale worksites.
Original keywords: hakkuut; Pohjois-Suomi; valtionmetsät; Metsähallitus; metsäopetus; metsänhoitajien jatkokurssit; jatkokoulutus
English keywords: northern Finland; fellings; Forest Service; forest education; state forests
Abstract | View details | Full text in PDF | Author Info

Silva Fennica Issue 69 includes presentations held in 1948-1950 in the fourth professional development courses, arranged for foresters working in the Forest Service. The presentations focus on practical issues in forest management and administration, especially in regional level. The education was arranged by Forest Service.

This presentation discusses forest resources and felling potential of the state forests in different parts of the country, and how centralized fellings could be arranged. Most potential for increasing fellings is in Northern Finland.

  • Lihtonen, E-mail: vl@mm.unknown (email)
article id 4602, category Article
M. Lappi-Seppälä. (1951). Avaussanat. Silva Fennica vol. no. 69 article id 4602. https://doi.org/10.14214/sf.a13998
English title: Opening words.
Original keywords: metsänhoito; metsäopetus; metsänhoitajien jatkokurssit; metsänhoitajat; jatkokoulutus
English keywords: forest management; forest education; foresters; forest officers
Abstract | View details | Full text in PDF | Author Info

Silva Fennica Issue 69 includes presentations held in 1948-1950 in the fourth professional development courses, arranged for foresters working in the Forest Service. The presentations focus on practical issues in forest management and administration, especially in regional level. The education was arranged by Forest Service.

This presentation includes the opening words for the course by Dr. M. Lappi-Seppälä

  • Lappi-Seppälä, E-mail: ml@mm.unknown (email)
article id 4601, category Article
Metsähallitus. (1951). Metsänhoitajien jatkokurssit : 1948-50. 6. Silva Fennica vol. no. 69 article id 4601. https://doi.org/10.14214/sf.a13979
English title: Professional development courses for foresters 1948-1950.
Original keywords: valtionmetsät; Metsähallitus; metsänhoito; metsäopetus; metsänhoitajien jatkokurssit; jatkokoulutus
English keywords: forest management; Forest Service; forest education; state forests
Abstract | View details | Full text in PDF | Author Info

Silva Fennica Issue 69 includes presentations held in 1948-1950 in the fourth professional development courses, arranged for foresters working in the Forest Service. The presentations focus on practical issues in forest management and administration, especially in regional level. The education was arranged by Forest Service.

 

The issue includes the following presentations; the individual presentations can be found in separate PDFs:

 

Opening words of the course

Large scale worksite

Use of machines in construction of roads and floating channels

Floating in northern Finland and its challenges

The role of Forest Service in the reconstruction of Northern Finland

Draining operations in the state forests of Perä-Pohjola in Northen Finland

General qualitative requirements for roundwood

Qualitative classification of saw logs based on the use of sawn wood, sorting and test sawing

Classification of saw logs

Benefits of qualitative classification of saw logs

Value grading of Scots pine saw logs

Accuracy of qualitative classification of saw logs

Modern management of personnel

The present stage of rationalization

Accomplishments in timber transportation

Aerial mapping

Use of aerial photographs in state forestry

Use of statistics in forestry

  • Metsähallitus, E-mail:

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