1. Fundamental studies on pruning. I. Discussion about pruning on the basis of ecological research;Fujimori;Bull. Gov. For. Exp. Stn.,1970
2. Fundamental studies on pruning. III. Differences of pruning methods and subsequent variation of stand structure (1);Fujimori;Bull. Gov. For. Exp. Stn.,1972
3. Study on the technical system of pruning;Fujimori;Bull. Gov. for. Exp. Stn.,1975
4. Trees as a water transport system. Tiivistelmä: Puut vedenkuljetus-systeeminä;Hari;Silva Fenn.,1986
5. Apparent photosynthesis of Douglas-fir in relation to silvivultural treatment;Helms;For. Sci.,1964