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The influence of earthworms, Allolobophora caliginosa Savigny, and grass grubs, Costelytra zealandica White, on the availability of pasture soil nitrogen
(Lincoln College, University of Canterbury, 1967)
The importance of organisms in soil formation has long been recognised (Kubiena, 1955, 1965; Jacks, 1963a). In the early stages of soil formation, a restricted pioneering flora and fauna invade the new area. After the new ...