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Document type:
Zeitschriftenaufsatz 
Author(s):
Amberger, A.; Yousry, M. 
Title:
Integrated study about deficiency and toxicity of manganese and critical levels of manganese in the nutrient solution for corn under high level of zinc and copper 
Journal title:
Egyptian Journal of Agronomy 
Year:
1988 
Journal volume:
13 
Journal issue:
1, 2 
Pages contribution:
159-171