Haku
Viitteet 1-4 / 4
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)
Mineral composition of Finnish timothy
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1969)