Micronutrients in soil and agrosystems : occurrence and availability /
Johnston, A. E.
International Fertiliser Society.
York : International Fertiliser Society,
c2004.
"Paper presented to the International Fertiliser Society at a conference in Cambridge, on 9th December 2004".
Includes bibliographical references.
Trace elements in agriculture.
Trace elements in plant nutrition.
Soils
Crops