Unasylva - Vol. 2, No. 4 - Forest resources of the world













Table of Contents


July-August 1948

FOOD AND AGRICULTURE ORGANIZATION OF THE UNITED NATIONS

SIR JOHN BOYD ORR, Director-General

DIVISION OF FORESTRY AND FOREST PRODUCTS

MARCEL LELOUP, Director

FORESTRY BRANCH

B. B. SHOW, Chief
J. D. B. HARRISON
T. FRANCOIS
D. Y. LIN
M. A. HUBERMAN
H. SCAVENIUS

FOREST PRODUCTS BRANCH

E. GLESINGER, Chief
P. TERVER
L. J. VERNELL
A. GORDON
S. J. BAUER
N. DE FELSÖVANYI
J. P. KAGAN
T. SANDBU

SECRETARIAT

J. VINZANT, Chief
R. C. FORTUNESCU, Editor

EUROPEAN WORKING. GROUP

D. R. CAMERON, Chief
P. SARTORIUS
R. G. FONTAINE
S. J. BAUER

STANDING ADVISORY COMMITEE ON FORESTRY AND FOREST PRODUCTS

Chairman, L. F. WATTS Chief of U. S. Forest Service, Washington, D. C., U. S. A.

Vice-Chairman, B. DUFAY Director-General of Waters and Forests, Paris France

G. CERF, Adviser to the Belgian Government on International Timber Affairs

H. G. CHAMPION, Professor of Forestry, Oxford University, England

A. FJELSTAD, Delegate of the Royal Norwegian Government on Agricultural Affairs, Washington, D. C., U. S. A.

S. C. LEE, Chief, Department of Forestry, Nanking, China

D. A. MACDONALD, Acting Dominion Forester, Dominion Forest Service, Department of Mines and Resources, Ottawa, Canada

H. MARK, Director of the Institute of High Polymer Chemistry and of the Chemical Department, Brooklyn Polytechnic Institute, New York, U. S. A.

E. SAARI, Professor, Forestry Department, University of Helsinki, Finland

P. DE SOUZA, Chief, Division of Forests and Parks, Ministry of Agriculture and Forestry, Rio de Janeiro, Brazil

H. G. WINKELMANN, Director of the Swiss Forest Economy Association, Solothurn, Switzerland

Forestry Education: Chairman, H. G. CHAMPION

Chemical Wood Technology: Chairman, H. MARK

Mechanical Wood Technology: Chairman, J. CAMPREDON, Chief of the Central Research Services for Wood, Paris, France

Unexploited Forests: Chairman, T. GILL, Secretary of the Charles Lathrop Pack Forestry Foundation, Washington, D. C., U. S. A.

Pulp and Paper: Chairman, L. RYS, Professor of Wood Chemistry at the University of Prague, Czechoslovakia

Forest Research: Chairman, E. I. KOTOK, Assistant Chief in charge of Research, U. S. Forest Service, Washington, D C., U. S. A.

This electronic document has been scanned using optical character recognition (OCR) software and careful manual recorrection. Even if the quality of digitalisation is high, the FAO declines all responsibility for any discrepancies that may exist between the present document and its original printed version.


Table of Contents


Editor's note

Norris E. Dodd
The three programs of FAO

Forest resources of the world

Former estimates of forest resources
Preparations for the forest inventory, 1947
Some definitions
Principal elements of the inventory
Presentation of the results
Summary and conclusions

Aerial photography

A tool in vegetation and land-use surveys
Specifications of aerial photographs
Use of aerial photographs in surveys
Advantages and limitations
Use in forest inventories
Information provided by aerial photographs
Correlation of information
Determination of volume
Combined aerial-ground techniques
Use of aerial photographs in inventory

Commodity reports

Fiberboards
Pitwood

The work of FAO

FAO's new director-general
The new deputy director-general
Meetings

News of the world

Forestry and forest products
Book reviews
Personalities
Meetings and conventions

Where to purchase FAO publications locally - Points de vente des publications de la FAO - Puntos de venta de publicaciones de la FAO