Haku
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Micronutrient contents of different plant species grown side by side
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1984)
Availability of soil reserves of copper, iron and manganese
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1978)
Two-phase extraction technique for determination of soluble trace elements in soils
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1967)
Strontium in Finnish soils
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1967)
Mineral composition of Finnish timothy
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1969)