Almond Co-Products Utilization

52 Pages·2016·5.47 MB·English

by  Herrera, Eileen

Adding Value to Almond Co-Products

William Orts – Research Leader, Bioproducts
16 June 2016
Add value to agricultural products
to help the rural economy
Agricultural Research Service
USDA’s chief scientific
research agency

$1.1 Billion annual budget

1,900 PhD-level scientists
6,000 other employees

100+ research locations
2
Albany, California
~450 people
~50 in Biofuels/
& Bioproducts

Known for biotechnology,
especially crop biotech.
3
McDonald’s sells 65 million lbs/yr of apples in the U.S.
USDA continues to collect royalties
Almond Biomass  2.4 million Tons/yr
Pruning & Twigs
Trees 18%
Hulls 53%
Shells 22%
SOURCE: Guangwei Huang, CA Almond Board, 2015 data, dry mass basis
Wet Mass (MT) Dry Mass (MT)
Hulls 1,416,413 1,235,112
Shells 538,174 520,414
Twigs 66,972 42,192
Totals 2,021,558 1,797,718
SOURCE: Guangwei Huang, CA Almond Board, 2015 data, dry mass basis
Offeman, R.D., Holtman, K.M., Covello, K.M., Orts, W.J. Almond hulls as a
biofuels feedstock: Variations in carbohydrates by variety and location in
California. Industrial Crops & Products 54: 109-114, 2014.
Kelley Covello
Rick Offeman
Kevin Holtman
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Locations of hulling plants providing
samples from 2012/13 season
8
%
% % % % % % % Total
Fermentable
Sucrose Glucose Fructose Xylose Inositol Sorbitol sugars
sugars
Non-
3.84 17.61 15.04 36.49 1.03 2.36 4.37 44.24
Pareil
Butte/
0.38 12.87 12.55 25.80 0.77 0.99 2.84 30.40
Padre
Cali-
0.14 6.79 3.53 10.46 0.64 1.89 1.76 14.75
fornia
Pruning & Twigs
Trees 18%
Hulls 53%
SOURCE: Offeman, Holtman et al. (2014) Ind. Crops & Prod. 54:109-114