Nitrate uptake was inhibited for up to 4 h incubation with unfractioned humic extract while it was progressively stimulated after 4-16 h incubation. Maximum stimulation was obtained at 100 mg L-1 humus concentration. -from Authors
Effects of humic substances on nitrate uptake and assimilation in barley seedlings.
NARDI, SERENELLA
1986
Abstract
Nitrate uptake was inhibited for up to 4 h incubation with unfractioned humic extract while it was progressively stimulated after 4-16 h incubation. Maximum stimulation was obtained at 100 mg L-1 humus concentration. -from Authors
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