notamment sur les points suivants: insuffisance de la notion de pH, de la composition chimique minérale des eaux, de la température, de l'éclairement, pour expliquer l'écologie des Algues, et aussi les raisons de leurs accidentels développement massifs; importance considérable...
McGough, was born in Eau Claire in the latter part of 1856 or in the first part of 1857. John McGough was naturalized in Eau Claire on December 23, 1857. This required him to have been a resident of Wisconsin for at least one year. See McGoughs and McGues in Schuylkill County, ...