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Strontium content and strontium-calcium ratio timothy (Phleum pratense L.) and soil in Finland
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1979)
Selenium content of soils and timothy (Phleum pratense L.) in Finland
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1979)
Soil phosphorus test values obtained by acid ammonium acetate, water and resin extraction as predictors of phosphorus content in timothy (Phleum pratense L.)
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1979)
Der Einfluss von Schwefeldüngung auf den Schwefelgehalt von Klee und Timothee
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1965)