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E. Koller

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Stand Alone

projet interprovincial de fertilisation des forets naturelles : resultats du remesurage quinquennal dans 23 installations fertilisees en 1971 et remesurees en 1975
Interprovincial Forest Fertilization Program Results of Five-year Growth Remeasurements in Thirty Installations; Fertilized in 1969, Remeasured in 1974