Process for reducing water soluble elements using an amended animal manure fertilizer or litter
AssigneeBoard of Trustees of the University of Arkansas
InventorsDavid Zaharoff, Brian E. Haggard, Iain M. Bailey
Life of this patent
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Abstract
The invention relates to process for reducing water soluble elements, namely phosphorus, in animal manure fertilizer and/or litter, namely poultry litter, using chitin or chitosan. The amended fertilizer or litter has useful applications in confined animal production for reducing the water solubility of phosphorous and other trace elements in manure and litter.
Claims20
A process for reducing at least one water soluble element using a chitin- or chitosan-amended animal manure fertilizer or litter, said process comprising the steps of:
- a. applying said amended animal manure fertilizer or litter to a plant or agriculture crop for reducing said at least one water soluble element.
A process comprising the steps of:
- a. amending an animal manure fertilizer or litter with chitin or chitosan to form an amended animal manure fertilizer or litter;
- and
- b. providing said amended animal manure or fertilizer for reducing a water soluble element in a plant or agriculture crop.
A process for producing an amended animal manure fertilizer or litter, said process comprising the steps of:
- amending said animal manure fertilizer or litter with between approximately 1% and approximately 10% w/w chitin or chitosan to form said amended animal manure fertilizer or litter;
- and
- wherein said amended animal manure fertilizer or litter reduces at least one water soluble element in a plant or agriculture crop.
Dependencies are inferred from the claim text.