Introducing deep burrowing earthworms into arable heavy clay : not for the impatient - Nuutinen, Visa; Nieminen, Mervi; Butt, Kevin R. (uk, 2004)
Keywords: Ka; maanhoito; maaperäbiologia; maan rakenne; monimuotoisuus; lierot; kasteliero; soil biology; soil structure; biodiversity; earthworms; soil management