Patent ID: 8262765
Filing Date: 2012-09-11
Classification: C05B,C12P

Abstract:
1. A method of preparing a controlled release fertilizer, comprising: obtaining condensed corn fermentation solubles; and treating said condensed corn fermentation solubles with a source of magnesium and a source of phosphate to obtain a controlled release fertilizer comprising magnesium ammonium phosphate and residual bacterial cell mass, wherein the condensed corn fermentation solubles comprise a byproduct liquor from fermentative production of at least one amino acid selected from the group consisting of arginine, histidine, isoleucine, leucine, lysine, methionine, phenylalanine, threonine, tryptophan, valine, glycine, serine, cysteine, tyrosine, alanine, aspartic acid, glutamic acid, proline, asparagine and glutamine.