S. W. Tromp

1909

• Psychical physics
• Biometeorological survey
• Biometeorology
• Medical biometeorology
• Pathological biometeorology
• Biometeorological analysis of daily and monthly variations in restlessness and ill-temperedness of mental patients in the western part of the Netherlands (period 1 November 1956- 1 December 1958)
• Biometeorological analysis of the frequency and degree of asthma attacks in the western part of the Netherlands (period 1953-1965)
• Biometeorological aspects of plants, trees and animals in human life
• Development of geological resources in El Salvador
• Experiments on the possible relationship between soil resistivity and dowsing zones
• Het mechanisme en de oorzaken der gebergtevorming
• Micro- and macro-environments in the atmosphere