林業学研究における方法論

The object of this report is to consider on the method of forest study. In this issue it contains the importance of a method of forest study, the freedom of a study and the control of a self-consciousness, the relation between study and technique, and the major problems of forest study.
I. The importance of a method of forest study. It is important to recognize the fact that the study of a method have need of the advantages of the actual forestry.
II. The freedom of a study and the control of a self-consciousness.
III. The relation between study and technique.
IV. The major problems of the forest study and practice.
(1) The problems of the biological technique. Introducing forest growth on bare land is one of the difficult problems, but the technique of planting must be established with each forest stand.
(2) The problems of the control of an environment. These problems include the control of site, climate, and disease or damages by forest insects.
(3) The problems of forest mensuration and forest management plan.
We must in all management plans have a sufficent knowledge of the growth and growing-stock of the stand and the sustained-yield management is the fundamental principles of a forest management plan.
An essential characteristic of a good study is an effective approach to the important problems of the actual forestry.