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Tijdschrift Over Plantenziekten

, Volume 7, Issue 4, pp 97–126 | Cite as

“Heksenkringen”, “Kol-” of “Tooverkringen”, “Duivels karnpad” op weilanden

  • J. Ritzema Bos
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Alleen Alven Veroorzaakt Door Aanwezig Zijn Volgende Jaar 
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Footenotes

  1. (1).
    “The chemistry of “Fairy rings”; in “Gardeners Chronicle”, 18 3, I, 700.Google Scholar
  2. (2).
    “Jahresbericht für Agriculturehemie”, 1883, (bl. 309.)Google Scholar
  3. (3).
    “Comptes rendus de l'Académie des Sciences.” Deel LXXXII, bl. 1205.Google Scholar
  4. (4).
    Biedermann's Centralblatt für Agriculturehemie, 1876, bl. 414. Lawes en Gilbert bevonden dat binnen de heksenkringen de roode klaver en de Lathyrus verdwenen, maar dat witte klaver er over bleef.Google Scholar

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© Kluwer Academic Publishers 1901

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  • J. Ritzema Bos

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