Title

Name: G. Douglas Young

Organisation: Spruce Haven Farm LLC

Event name: Farmer panel

Optimizing Yield and Nutrient Recovery

Body text See following slides. One more slide will be added before the presentation to show aerial photo of the test plot with lines showing treatments

Data Review and Summary by Dana Hall PhD

January 15, 2015

Nitrogen Trends – Danish AgricultureSource: “Polices for Agricultural Nitrogen Management - Trends, Challenges, and Prospects for Improved Efficiency in Denmark” Dalgaard, Hansen et al, 2014

Comparison Denmark and Spruce Haven N Use Efficiency:Use efficiency = Exports/ImportsDenmark (2010): N use efficiency = 43%SHF (2013 NMB): N use efficiency = 27%

43% in 2010

Phosphorous Trends -- Danish AgricultureSource: “Phosphorous Case Denmark: Focus on Stocks and Flows in Agricultural Sector”Blicher-Mathiesen et al, 2012

Na

tio

na

l A

g P

(to

ns

x 1

03 )

Farm Gate Balance

Fields Balance

Comparison Denmark and Spruce Haven P Use Efficiency:Denmark (2010): P inputs 57,639 tons; Outputs 36,520 tons; Use efficiency =

63%SHF (2013 NMB): P inputs 36 tons; Outputs 17 tons; Use efficiency = 47%

Emerging Technologies (continued)Nutrient Distribution 2013 Indiana and Purdue

Green= More than 200 Bu/Acre/Yellow= 180-200 Bu/AcreOrange= 160-180 Bu/AcreRed= 140-160 Bu/AcrePurple=less than 140 Bu/Acre

Corn Value Minus Nitrogen Cost (Commercial & Manure)

Most profitable plots North

strip 1 strip 2 strip 3 strip 4 strip 5 strip 6

No manure V9V9 + mid-

Aug* V9 No manure No manure

0 add'l N 35 add'l N 70 add'l N 0 add'l N 70 add'l N 0 add'l N

139.3 bu/a 213.8 bu/a 188.3 bu/a 155.6 bu/a 152.3 bu/a 78.1 bu/a

$585 $841 $715 $624 $603 $328

CSNT: LowCSNT:

OptimumCSNT:

Optimum CSNT: Low CSNT: Low CSNT: Low

DY-31 DY-30 DY-19 DY-18 DY-7 DY-6

No manure V9V9 + mid-

Aug* V9 No manure No manure

35 add'l N 70 add'l N 0 add'l N 35add'l N 0 add'l N 35 add'l N

167.0 bu/a 196.6 bu/a 181.3 bu/a 167.3 bu/a 114.1 bu/a 136.9 bu/a

$674 $750 $731 $645 $479 $548

CSNT: Low CSNT: Excess CSNT: Low CSNT: Low CSNT: Low CSNT: Low

DY-32 DY-29 DY-20 DY-17 DY-8 DY-5

No manure V9V9 + mid

Aug* V9 No manure No manure

70 add'l N 0 add'l N 35 add'l N 70 add'l N 35 add'l N 70 add'l N

205.0 bu/a 202.8 bu/a 185.6 bu/a 213.2 bu/a 174.6 bu/a 174.2 bu/a

$816 $822 $722 $820 $715 $686

CSNT: Low CSNT: LowCSNT:

Marginal CSNT: Low CSNT: Low CSNT: Low

DY-33 DY-28 DY-21 DY-16 DY-9 DY-4

V9 V9 + mid Aug no manure V9 V9 + mid Aug V9 + mid Aug

0 add'l N 35 add'l N 70add'l N 0 add'l N 70 add'l N 0 add'l N

191.7 bu/a 206.2 bu/a 172.8 bu/a 168.4 bu/a 195.8 bu/a 188.2 bu/a

$775 $779 $680 $677 $735 $730

CSNT: Marginal

CSNT: Optimum CSNT: Low CSNT: Low CSNT: Low

CSNT: Marginal

DY-34 DY-27 DY-22 DY-15 DY-10 DY-3

V9 V9 + mid Aug no manure V9 V9 + mid Aug V9 + mid Aug

35 add'l N 70 add'l N 0 add'l N 35 add'l N 0 add'l N 35 add'l N

183.5 bu/a 218.3 bu/a 137.3 bu/a 184.8 bu/a 168.7 bu/a 195.3 bu/a

$714 $811 $577 $749 $649 $733

CSNT: LowCSNT:

Optimum CSNT: Low CSNT: LowCSNT:

MarginalCSNT:

Optimum

DY-35 DY-26 DY-23 DY-14 DY-11 DY-2

V9 V9 + mid Aug* No manure V9 V9 + mid Aug V9 + mid Aug

70 add'l N 0 add'l N 35 add'l N 70 add'l N 35 add'l N 70 add'l N

170.9 bu/a 177.6 bu/a 171.3 bu/a 210 bu/a 199.5 bu/a 205.5 bu/a

$642 $686 $692 $807 $751 $758

CSNT: Low CSNT: Low CSNT: Low CSNT: MarginalCSNT:

OptimumCSNT:

Optimum

DY-36 DY-25 DY-24 DY-13 DY-12 DY-1

2015 Cornell Nutrient Boom Plot at Dumond FarmUnion Springs, NY

0

100

200

300

400

500

600

700

800

900

1000

1 2 3 4 5 6 7 8 9 101112131415161718192021222324252627282930313233343536

Dumond Plot 2015 $ Income minus Nitrogen/Acre and Manure/Acre Rank

Dumond Plot 2015 $ Income minus Nitrogen/Acre and Manure/Acre No Boom Nutrients

Dumond Plot 2015 $ Income minus Nitrogen/Acre and Manure/Acre Boom Nutrients

2016 Nutrient Boom Plot Plan Propasal

Manure No Manure No Manure Manure No Manure Manure

Rep1 Rep 2 Rep 3

strip 1 strip 2 strip 3 strip 4 strip 5 strip 6

175lbs N/acre 35 lbs N/acre 140 lbs N/acre 70 lbs N/acre 140 lb N/acre 105 lbs N/acre 2016 Treatment

Manure Treatment

Manure

No Manure

N Rate (lbs N/acre)

140 lbs N/acre 0 lb N/acre 105 lbs N/acre 175lbs N/acre 70 lbs N/acre 35 lbs N/acre 0

35

70

105

140

175

0 lb N/acre 140 lbs N/acre 70 lbs N/acre 35 lbs N/acre 105 lbs N/acre 175lbs N/acre

105 lbs N/acre 70 lbs N/acre 35 lbs N/acre 0 lbs N/acre 175lbs N/acre 0 lb N/acre

300'

35 lbs N/acre 105 lbs N/acre 175lbs N/acre 140 lb N/acre 0 lbs N/acre 70 lbs N/acre

70 lbs N/acre 175lbs N/acre 0 lb N/acre 105 lbs N/acre 35 lbs N/acre 140 lbs N/acre

Manure No Manure No Manure Manure No Manure Manure

THE INTEGRATED FARM SYSTEM MODEL

Reference ManualVersion 4.2

C. Alan Rotz, Michael S. Corson, Dawn S. Chianese, Felipe Montes,Sasha D. Hafner, Henry F. Bonifacio and Colette U. Coiner

Pasture Systems and Watershed Management Research UnitAgricultural Research Service

United States Department of Agriculture

Spruce Haven Farm for 2015

Reactive Nitrogen Loss

Ammonia emission lb 139879 4600

Nitrate leaching and runoff lb 393834 156554

Biggest Opportunity

Nitrous oxide emission lb 17316 5661

Fuel combustion emissions lb 1616 1111

Production of resource inputs lb 29959 4578

Not allocated to milk production lb -102152 22631

Reactive nitrogen footprint lb/cwt FPCM 1.01 0.30