• Authors First Name: 
    Friedhelm
    Authors Last Name: 
    Dustmann
    ,
    Authors First Name: 
    Ulrich
    Authors Last Name: 
    Pinkall
    Elemente der Naturwissenschaft
    56,
    1992
    ELEMENTE DER NATURWISSENSCHAFT 56 1/92 Die Gleichungen der vier Ätherarten in Rudolf Steiners zweitem naturwissenschaftlichen Kurs I. Teil: Wärme und Chemie Friedhelm Dustmann und Ulrich Pinkall Summary It was pointed out by Rudolf Steiner that diffential equations governing the»four ethers«can be obtained by modifiying the differntial... read more
  • Authors First Name: 
    Frauke
    Authors Last Name: 
    Roloff
    Elemente der Naturwissenschaft
    56,
    1992
    ELEMENTE DER NATURWISSENSCHAFT 56 1/92 Eine kleine Methodenbetrachtung und ihre Folgen Frauke Roloff Summary In the course of a project aiming at a synopsis of the sweet grasses (poaceae), certain methodological questions urged their analysis. This paper describes the path which led the author in her considerations. A central... read more
  • Authors First Name: 
    Manfred v.
    Authors Last Name: 
    Mackensen
    Elemente der Naturwissenschaft
    54,
    1991
    ELEMENTE DER NATURWISSENSCHAFT 54 1/91 Organische Säuren Essigsäure - Ameisensäure - Kleesäure Manfred v. Mackensen Summary In his writing on natural science and in his lectures Rudolf Steiner frequently referred to certain substances in unusual terms. Matter is understood as a consequence of processes instead of their cause. Thus,... read more
  • Authors First Name: 
    W.
    Authors Last Name: 
    Schneider
    Elemente der Naturwissenschaft
    54,
    1991
    ELEMENTE DER NATURWISSENSCHAFT 54 1/91 Die Wiesen als Bild ihrer Umgebung W. Schneider Summary The relation between the different varieties of the false—oat—grass meadow (arrbenantheretum elatiornis) and their respective environments is investigated in a study comprising the following methodical steps: ”‘ The integral impression of... read more
  • Authors First Name: 
    Arne v.
    Authors Last Name: 
    Kraft
    Elemente der Naturwissenschaft
    54,
    1991
    ELEMENTE DER NATURWISSENSCHAFT 54 1/91 Ganzheit und Teil in der Entwicklung des Lebendigen Begriff und Erscheinung des morphogenetischen Feldes Arne v. Kraft Summary Experimental research on development since the work of H. Driesch and H. Spemann led to the concept of the morp/oogenetic field (A. Gurwitsch, P. Weiss) A multitude of... read more
  • Authors First Name: 
    Georg
    Authors Last Name: 
    Sonder
    Elemente der Naturwissenschaft
    54,
    1991
    ELEMENTE DER NATURWISSENSCHAFT 54 1/91 Der Wirbelexponent als Parameter kosmischer und zentrischer Wirbelarten Georg Sonder Summary Different types of vortices are introduced. They are found in nature or can be produced artificially in ways described here or in modifications thereof. In such vortices layers of fluid glide over each... read more
  • Authors First Name: 
    Robert C.
    Authors Last Name: 
    Oelhaf
    Elemente der Naturwissenschaft
    54,
    1991
    ELEMENTE DER NATURWISSENSCHAFT 54 1/91 Erkenntnis der unterphysischen Welt Robert C. Oelhaf Summary In seeleing to develop explanatoryprinc1ples in the inorganic world, we are challenged to not forsake sense experience. This method is inapplicahle to sub—nature because of the lack of sense organs for this realm. In order to discover... read more
  • Authors First Name: 
    Jan Albert
    Authors Last Name: 
    Rispens
    Elemente der Naturwissenschaft
    55,
    1991
    ELEMENTE DER NATURWISSENSCHAFT 55 2/91 Die Zweihäusigkeit bei der Blütenpflanze Jan Albert Rispens Summary Sexual dimorphism can be found in many dicotyle plant—families. This research shows that great differences can be observed in habitus and devellopment between pollen(male)- and seed(female) plants. The pollenplant suppresses... read more
  • Authors First Name: 
    Jürgen
    Authors Last Name: 
    Momsen
    Elemente der Naturwissenschaft
    55,
    1991
    ELEMENTE DER NATURWISSENSCHAFT 55 2/91 Lebensräume und Blattmetamorphose der Präparatepflanzen Ein Beitrag zum Verständnis der Kompostpräparate in der biologisch- dynamischen Landwirtschaft Jürgen Momsen Summary The problem of making Biological-Dynamic preparations in climates, where the ingredient 6 plants do not grow readily is... read more
  • Authors First Name: 
    Klaus
    Authors Last Name: 
    Frisch
    Elemente der Naturwissenschaft
    55,
    1991
    ELEMENTE DER NATURWISSENSCHAFT 55 2/91 Gerüststrukturen im Zellplasma Notizbuch-Aufzeichnungen Rudolf Steiners und Ergebnisse der modernen Zellbiologie Klaus Frisch Summary The cytoplasmic scaffold. Recently published notes by Rudolf Steiner concerning cytoplasmic structure and its significance for a «cosmological» understanding of... read more

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