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US 10,472,294 B2Granted
Semi-humic composition and methods of use thereof
AssigneeActagro, LLC
InventorsTaha Rezai, Qingwen He, Thomas J. Gerecke, John L. Breen, Susan Her, Gregory A. Crawford, Montell L. Bayer
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Abstract
This disclosure relates to a semi-humic composition comprising one or more humic substance which has been chemically interacted with one or more organic non-humic nitrogenous molecules, methods of use thereof, and a process for obtaining the same. The compositions provided herein are useful for enhancing crop growth, and in particular, in the area of organic farming.
Claims3
A process for preparing a semi-humic composition derived from leonardite, said process comprising the steps of:
- (a) heating an aqueous composition of leonardite ore in the presence of sodium hydroxide or potassium hydroxide to a temperature of about 160° F. or higher to provide a composition having a liquid portion and a solids portion;
- (b) mixing blood meal with the composition of step (a) and heating to a temperature of at least about 160° F. for at least about 2 hours, and optionally further removing solids, to provide the semi-humic composition.
Dependencies are inferred from the claim text.