Agenda for Waste to Worth 2015

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Tuesday, March 31, 2015

7:00am – 5:00pm

Registration (Grand Foyer)

8:30–9:10 am

Welcome – Joe Harrison and Mark Risse (Grand Ballroom)

Keynote – Dr. George R. Pess, USGS Northern Rockies Science Center
Removal of the Elwha Dam – The Return of the Salmon


Western Dairy Air Quality
Grand 1 Room (Mod-Leytem)

Innovations in Anaerobic Digestion, Design & Operation
5th Ave Room (Mod-Larson)
Western Region Climate Symposium
Grand Crescent Room (Mod-Whitefield)




Measurement & Fate of N from Manure
Grand 2 Room (Mod-Rahman)
9:20 am Technologies for digestion of flushed swine manure Hamilton Western Ag outlook: Changing climate Whitely Binder NO3 testing protocol for lands receiving injected manure Meinen
9:40 am Open lot dairy NH3 losses & N balance Todd

A novel system for treatment of dry-lot manures Loetscher

Grazing in a changing climate: adaptive management Derner

Economics of N in a long-term cropping system Flores
10:00 am

Todd, cont.

10:10 Ammonia & nitrous oxide model for open lot cattle Bonifacio

Poultry digestion: emerging farm opportunity Frear Overwinter fate of fall-applied manure N Chantigny

10:20 am

Bonifacio, cont.



Two-year evaluation of a co-digestion system – final results Gooch

USDA Climate Hub update Van Horne


Fate of manure N applied for grass silage Harrison

10:40 – 11:10 am

Morning Break

Track=> Western Dairy Air Quality
Grand 1 Room(Mod-Leytem)
Innovations in Anaerobic Digestion, Design & Operation
5th Ave Room (ModLarson)
Western Region Climate
Grand Crescent Room (ModWhitefield)
Sources & Solutions for Impaired Watersheds
St. Helens Room (Mod-Harrison)
Measurement & Fate of N from Manure
Grand 2 Room (Mod-Rahman)
11:10 am Regulating NH3 from ag: potential pitfalls & limitations Shaver Effect of temperature on CH4 production from field scale digesters Arikan Beef cattle selection & management for drought Rolf What are the sources of bacteria in your watershed? Wagner How much N in dairy rations is partitioned to milk, manure, crops & environmental loss? Powell
11:30 am

Shaver, cont.



11:40 am – Controlling NOx is effective strategy to reduce PM in San Joaquin Valley Villegas


Effects of mixing on biogas production & methanogen distribution  Wang Adopting policies to encourage climate-smart agriculture Capalbo



Evaluation of reports on NO3 in wells in the Yakima Basin Lazarus

Variation in state-based manure N availability approaches Lory

11:50 am

How to capitalize on BioCNG at your wastewater plant Simmons

Fertilizer value of swine manure: Comparing a lagoon & deep pit slurry Chastain

12:10 – 1:30 pm

Keynote – Governor Jay Inslee
A Governor’s Perspective on Climate Change

Grand Ballroom – Lunch Provided

Track=> Western Dairy Air Quality
Grand 1 Room (ModLeytem)
Innovations in Anaerobic Digestion, Evaluation & Case Studies
5th Ave Room (Mod-Ogejo)
Producer Perspectives on Changing Climate
Grand Crescent Room (Mod-Powers)
Pathogens & Pharmaceuticals I
St. Helens Room (Mod-Cook)
Value-added Products from Ag & Food Waste I
Grand 2 Room (Mod-Bogardus)
1:30 pm PM from open lot dairies & cattle feeding: recent developments Auvermann The dairy bio-refinery Yorgey

Farmers & ranchers are making their operations more resilient and adapting to extremes. Meet three farmers preparing for a changing climate

Producer Panel:

Keith Berns – Nebraska (crops)

Sandra Matheson – Washington (beef)

Mike DeSmet – New Mexico (dairy)


Antibiotic losses during thermophilic composting Bary The great biogas gusher Simmons
1:50 pm

Auvermann, cont.


2:00 pm Estimation of infectious risks in residents near dairy wastewater spraying Dungan

Low tech waste to energy applications in developing countries Bledsoe

Effect of litter, swine effluent, & biosolids on plot pathogen, antibiotic resistance, & nutrient levels Brooks


Co-digestion: A primer on substrates & project considerations Frear
2:10 pm Economical anaerobic digestion of CAFO animal waste Germane Abundance & fate of fecal indicators, pathogens & antibiotic resistant bacteria in a vegetated system receiving feedlot runoff Durso Digested solids – forms, markets & trends Jensen
2:30 pm Impact of aerosols on respiratory health of dairy workers & nearby residents Reynolds Value of manure on small to mid-sized farms through compact anaerobic digestion Afghan Manure irrigation: Airborne pathogen transport & assessment of technology use in Wisconsin Larson Renewable natural gas – biogas cleaning & upgrading 101 Frear
2:50 pm  — Discharge quality water from dairy manure: McLanahan Nutrient Separation System Wallace Surface runoff transport of E. coli after litter application on pasture Payne Renewable natural gas – economics Kruger

3:10 pm





Food and processing waste for renewable energy Syu-Ruei Jhang

3:30 – 4:30 pm

Transportation to Blake Island

4:30 – 8:30 pm

Tillicum Village Salmon Bake & Show

Wednesday, April 01, 2015

7:00 am – 5:00 pm

Registration (Grand Foyer)

8:15 am – 10:00 am

Changes, Challenges, and Opportunities for Animal Agriculture (Grand Ballroom)

10: 00 am – 10:15 am

Morning Break

10:15 am – 12:00 pm

Changes, Challenges, and Opportunities for Animal Agriculture (Grand Ballroom)

12:00 pm – 12:30 pm

Pick up box lunch (provided) before boarding tour busses (Tour Descriptions)

12:30 pm – 6:30 pm

Tour 1 – Anaerobic Digester Tour (Whatcom County)

Tour 2 – Clean Samish Bay Initiative (Skagit County)

Tour 3 – Bainbridge Island: Equine & Small Farms (Bainbridge Island)

IOS Ranch
Hey Day Farm

Tour 4 – Composting Tour: Large-scale facilities (King County)

7:00 pm – 8:30 pm

Reception and Poster Presentations (Fifth Avenue Room)

Ron Sheffield Memorial Student Poster Competition

Thursday, April 02, 2015

7:00 am – 5:00 pm

Registration (Grand Foyer)

Track=> Environmental Management of Horse Farms
Grand 1 Room (Mod-Westendorf)
Reducing Nutrients in Leachate & Feeding Areas
5th Ave Room (Mod-Douridas)
Measurement & Mitigation of GHGs
Cascade Room (Mod-Ogejo)
National Air Quality Site Assessment Tool (NAQSAT)
Cascade 2 Room (Mod-Stowell)
Working to Improve the Effectiveness of P Indices
Grand 2 Room (Mod-Lory)
9:00 am Equine pasture management introduction Siciliano Wood chip pad winter feeding area for manure management Basden Life cycle GHG emissions of dairy & bioenergy Aguirre-Villegas

9:00 am – 10:20 am – Tool demonstration and case studies

Participants should bring a laptop for this hands-on training.


Methods to refine P indices from three regional indexing efforts Sharpley
9:20 am Measuring pasture dry matter intake of horses Siciliano Evaluation of feed storage runoff water quality & collection design
LCA of GHG emissions from a dairy farm  co-digesting manure & food waste Ebner Modeling P runoff in the Chesapeake Bay region to test the P Index Kleinman
9:40 am

Improving pasture utilization by optimizing horse preference Martinson

Implementation of a manure Application Risk Management (ARM) system Embertson Improving estimate of enteric CH4 emissions from cattle: A meta-analysis Liu Estimation of P loss from ag land in the South using the APEX, TBET, & APLE models Osmond

10:00 am

Effects of rotational grazing on nutrient content of a mixed grass horse pasture McIntosh

Initial evaluation of vegetated treatment areas for runoff from small swine operations Harmel

Effect of protein supplement on low-quality forage diets on enteric CH4 production of steers Cole

Estimation of P loss from ag land in the Heartland using the APEX model: evaluating P indices Lory

10:20 am – 10:50 am

Morning Break

Track=> Environmental Management of Equine Operations
Grand 1 Room (Mod-Williams)
Reducing Nutrients in Leachate & Feeding Area Runoff
5th Ave Room (Mod-Douridas)
Measurement & Mitigation of GHGs
Cascade Room (Mod-Ogejo)
National Air Quality Site Assessment Tool (NAQSAT)
Cascade 2 Room (Mod-Stowell)
Working to Improve P Indices – Challenges & Opportunities
Grand 2 Room (Mod-Sharpley)
10:50 am Existing equine pasture best management survey findings Swinker Effect of woody biochar amendment to sand on nutrient leaching with dairy manure Bradley

Feeding strategies to mitigate cost & environmental footprint of pig production Burek

10:50 am – 12:10 pm – Hands-on training (laptops required)


Phosphorus Indices: What is the water quality goal? Osmond

11:10 am Plant nutrient & carbon content of equine manure as influenced by stall management Chastain A new amendment for reducing NH3  volatilization  & P runoff from poultry litter Moore Measuring N2O & CH4 emissions from feedyard surfaces; NFT-NSS chamber technique Casey Perspectives on the P Index – nutrient management planner surveys in NY, PA & DE Kleinman
11:30 am Producer Panel, Focus Group, NRCS Participation


The importance of nitrogen stabilization Galloway Gas reduction benefits of anaerobic digestion & separation Holly User capabilities and next generation P indices Lory

11:50 am

Electrolysis of swine manure effluents using three different electrodes Rahman

Factors affecting N2O emissions following subsurface manure application Smith

Panel: Limits & opportunities using models to improve P indices Kleinman, Lory, & Osmond

12:10 pm – 1:40 pm

Lunch Provided –Student Poster Awards (Grand Ballroom 3)

Track =>

Environmental Management of Equine Operations
Grand 1 Room (Mod-Westendorf)

Nutrient Recovery & Utilization Technologies – General
5th Ave Room (Mod-Porter)
Measurement & Mitigation of GHGs
Cascade 1 Room (Mod-Smith)
Pathogens & Pharmaceuticals II
Cascade 2 Room (Mod-Cook)

Working to Improve P Indices – Challenges & Opportunities
Grand 2 Room (Mod-Kleinman)

1:40 pm Environmental management on equine farms: the good, bad, and ugly Westendorf Manure separation: bedding & nutrient recovery Lenkaitis N2O emissions in snow-covered ag soils – manure-induced fluxes Chantigny Abundance & fate of antibiotics & hormones in a VTS receiving cattle feedlot runoff Miller Checking ambition with reality – Pros & cons of national vs regional vs local P index Kleinman
2:00 pm

Westendorf, cont.

Horse manure composting: facilities & methods Bonhotal

Enhancing the recovery of P from scraped dairy manure using process effluent Ogejo

Impact of manure management on GHG emissions in semi-arid regions Miller


Antibiotic degradation during anaerobic digestion & effects of antibiotics on biogas Mitchell

2:00 Open discussion: What is your idea on how to improve the effectiveness of the P Index concept?

Conclude at 2:40


2:20 pm Bonhotal, cont.

Improved recovery of NH3 from swine manure using gas-permeable membranes & aeration Vanotti

Practical use & application of poultry C-footprint tool: Comparing two broiler farms Dunkley

Dairy cationic polymers & high-speed centrifugation effects on pathogens during separation Liu

2:40 pm

Low cost aerated static composting or small equine operations Hashemi


Utilizing acid-tolerant nitrifying bacteria to generate acidity needed to operate NH3 scrubbers Moore

Effects of treated poultry litter on potential GHG emission & field application Bolu

Environmental antibiotic resistance bacteria & genes: A link to public health? Roberts

3:00 pm – 3:30 pm

Afternoon Break

Track => Environmental Management of Equine Operations

Grand 1 Room (Mod- Westendorf)

Value-added Products from Ag & Food Processing Waste II
5th Ave Room (Mod-Lim)
Odor & Gas Measurement & Mitigation
Cascade 1 Room (Mod-Whitehead)
EPA Session
Cascade 2 Room (Mod-Subramanian)
Identifying & Managing Sources of Legacy P
Grand 2 Room (Mod-Sharpley)
3:30 pm Markets for composted agricultural waste Bogardus Factors affecting household use of organic fertilizer McCann Humic manure additive reduces odor from PA swine finisher Fabian 3:30 pm – Panel Discussion – Expanding markets for manure treatment technologies: Making innovations economically viable and reaching underserved users How legacy nutrients affect farm conservation Sharpley
3:50 pm Composting horse mortality and mortality disposal alternatives Bonhotal Coupling anaerobic digesters with greenhouses Gooch Effects of subsurface litter application on odor quality Hile Organic & inorganic soil P after long-term litter amendment: effects of rate & land-use Waldrip
4:10 pm Case study of contaminated compost: collaborations to mitigate persistent herbicide residues Greene Making dairy manure more valuable than milk Freund Use of zilpaterol hydrocholride to reduce odors & gases from beef fed diets with/out ethanol byproducts Woodbury Removing P from drainage water: the P removal structure Payne
4:30 pm Use of compost as an alternative horse stall bedding Youngquist

Industrial scale production of amino acid fertilizer from fish waste Ovissipour

Manure management for mitigation of gases from naturally ventilated dairy barns Ndegwa 4:30 pm – 2014-2015 Nutrient recovery technology challenge


Relationship between surface waters & ditch sediment in selected Eagle Creek tributaries Williams

4:50 pm

Reducing hay waste associated with outdoor feeding of adult horses Martinson

VOC emissions from pen surface as affected by location, moisture, & temperature Woodbury

5:10 pm            

Dinner on Your Own

5:10 pm – 7:00 pm

NRCS Meeting

AACC Project Team Meeting




Friday, April 03, 2015

7:00 am – 8:40 am


Track=> Success, Tools, & Skills in Outreach
Grand 1 Room (Mod-Cortus)
Nutrient Recovery & Utilization – Manure to Energy
5th Ave Room (Mod-Bredeweg)
Climate Impacts & Adaptation
Cascade 1 Room (Mod-Knox)
Cascade 2 Room Feed Nutrient Management Planning Software
Grand 2 Room (Mod-Harrison)
8:40 am

Manure hauler education improves implementation of NMPs Halopka

A primer on available & emerging N, P, &salt recovery – performance & cost Ma Farms of the future: seeking energy independence Simmons


Software training

9:00 am

Whole farm walkovers prioritize soil & water management Klingberg

A profitable process for the removal of N & P from waste streams Burke Anaerobic digestion projects: environmental credits 101 Kruger
9:20 am Effects of observability & complexity on adopting env. practices McCann A look at North Carolina’s clean energy future Simmons Adapting dairy farms to climate change Rotz
9:40 am The Pathways Project Cortus  Gasification of animal manures – another tool for the toolbox Porter Farming Systems Lally

10:00 am – 10:30 am

Morning Break

Track=> Success, Tools, & Skills in Outreach to Producers
Grand 1 Room (Mod-Cortus)
Nutrient Recovery & Utilization – Manure Treatment & Land Application
5th Ave Room (Mod-Porter)
Preparing Agriculture for a Changing Climate
Cascade 1 Room (Mod-Stowell)
Animal Mortality Management & Composting (Mukhtar) Grand 2 Room
10:30 am Anaerobic digestion – highlights of a successful feasibility study Jensen Field scale management of separated dairy manure fractions Haak


This panel will discuss research in the animal agriculture & climate change field. Each panelist will present a short introduction to their program and highlight extension applications.


Kristy Borrell – Univ of Idaho; REACCH Project

Peter Tomlinson – Kansas State; Great Plains Grazing

Mark Powell – USDA; Global Research Alliance

Bradley Boyd – Univ of Nebraska; Beef GHG

Greg Thoma – Univ of Arkansas; Pork Carbon Footprint

Rebecca Larson – Univ of Wisconsin; Dairy CAP

Mortality and Manure Management in a Farm Biosecurity Plan for PEDV Schmidt

#1: Manure composting

#2: Swine mortality compost

10:50 am University & anaerobic digestion industry partnerships – lab testing Mitchell Low-power aerators combined with center pivot manure application at a NE hog finisher Melvin
11:10 am Farm-based anaerobic digestion – wastewater & nutrient considerations Yorgey

Sustainable Dairy Housing / Manure System: Compost Bedded Loose Barn Taraba

Multi-specie mortality composting demonstrations in SW Neb Hicks

11:30 am Using solar to provide animals with water while protecting water quality Hawkins


Composting swine slurry to reduce indicators & antibiotic resistance genes Cook

11:50 am

Evaporation pond – waste storage design spreadsheet Hanson


12:10 pm