Plant growth stimulation by humic substances and their complexes with iron /
Chen, Y.(Yona)
Magen, H.
Clapp, C. E.
International Fertiliser Society.
York : International Fertiliser Society,
[2001?]
"Paper presented to The International Fertiliser Society at a symposium in Lisbon, on 5th March 2001" - T.p.
Includes bibliographical references.
Humus
Humic acid
Plant growth promoting substances
Plants, Effect of iron on