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Von der Umwandlungskraft der Luft
Transformation forces of the air
a contribution to the chemistry main lesson of the 9th class of Waldorf schools
We present a guide for the chemistry main lesson of the 9th class of Waldorf schools, especially taking into account the characteristics of animal and human catabolism (linking up With the overview of plant anabnlism… Read More
Die heimischen Johanniskrautarten der Gattung Hypericum im Vergleich
The native species of the genus Hypericum compared
In Middle Europe the genus Hypericum is divided into six sections systemizing ten Hypericnm species according to morphological characteristics. In our proposed order, Hypericum perfomtum as a mesophil perennial plant is positioned between the related hygro- and xerophil species. Within… Read More
Vom Zusammenhang der Zygomorphie mit der Nektarblattverinnerlichung bei den Hahnenfußgewächsen (Ranunculaceae)
Neue klinische Befunde zur reaktiven Zirkaseptanperiodik
Alkoholische und rhythmisierte wässrige Pflanzenauszüge
Über den Zusammenhang von Biotoptracht und Mimikry bei Schmetterlingen
Wing pattern; ofbutterflies (Lepidoptem) as mirrors ofenvironmental colours and light
Research in the tropics of the southern continents as well as in the temperate regions during the last decades has reve.tled the intimate correlatiun of wing colourstion and Wing pattern in butterflies with the corresponding features of their… Read More