Heartland Region Nitrogen Best Management

Practices Workshop

Arbor Day Farm Lied Lodge and Conference Center

Nebraska City, NE

June 7 - 9, 2005

Intended Audience

1. University and ARS research and extension faculty.

2. State and federal agency personnel.

3. Resource managers and advisors.

Agenda

Tuesday, June 7

12:00 noon Lunch – Timber Dining Room

Workshop held in West AB (lower level)

Facilitator: Dan Devlin, Kansas State University

1:00 p.m. Lied Lodge Welcome – Susie Wirth

1:05 p.m. Introductions - Dan Devlin, Kansas State Univ.

· Heartland Project Mission and Objectives

· Expected Outcomes of Workshop

1:20 p.m. Regional/National Nitrogen Issues – Don Huggins, Central Plains Center for BioAssessment

1:50 p.m. Understanding the Impact of Agricultural Management Practices on N Utilization:

Interaction of tillage, N sources, and N rates - Mahdi Al-Kaisi, Iowa State Univ.

2:30 p.m. Assessing Agricultural Losses of N to Water and Air – Mark Tomer, USDA-ARS

3:10 p.m. Break

3:20 p.m. N Movement to Ground Water: the problem and problem areas in region; vadose properties; opportunities – Roy Spalding, Univ. of Nebraska

4:00 p.m. The Effects of Nitrogen on Aquatic Environments – John Holz, Univ. of Nebraska

4:40 p.m. Discussion

5:10 p.m. Nutrient & Pesticide Management Website – Amanda Schielke, Kansas State Univ.

6:00 p.m. Dinner – Completion of Day 1

Wednesday, June 8

7:00 a.m. Breakfast

Soil Testing and Nitrogen Recommendations

Facilitator: Charles Barden, Kansas State University

8:00 a.m. Soil sampling and soil property mapping - Dale Leikam, Kansas State Univ.

8:30 a.m. Crop N need and N credits; Variations in N recommendations – Dale

Leikam, Kansas State Univ.

9:15 a.m. Manure N: ammonium-N, organic-N, estimating N availability - Charles Wortmann, Univ. of Nebraska

9:45 a.m. N management discussions - Charles Wortmann, Univ. of Nebraska

10:05 a.m. Break

10:25 a.m. Monitoring of Crop N needs and in-season application – Dennis Francis, USDA-ARS

11:15 a.m. Time and Method of N Application and Remote and on-the-go Sensing– Peter Scharf, Univ. of Missouri

12:00 noon Lunch

1:00 p.m. Tour of the National Arbor Center - Sampling of vadose zone with Roy Spalding

Irrigation Management and Nitrate Movement to Groundwater

Facilitator: Charles Wortmann, University of Nebraska

2:30 p.m. Irrigation management for reduced N leaching; irrigation for limited water

situations - Bill Kranz, Univ. of Nebraska

3:15 p.m. Break

3:30 p.m. Sub-surface drainage and treatment of drainage water to reduce nitrate-N - Matt Helmers, Iowa State Univ.

4:15 p.m. Break-out sessions for specialized topics

a. Design of drainage water treatment facilities - Matt Helmers, Iowa State Univ.

b. Irrigation and soil water monitoring technology - Bill Kranz, Univ. of Nebraska

5:30 p.m. Dinner – Completion of Day 2

6:30 – Heartland Collaborative Reception with Community Involvement in Watershed

8:30 p.m. Management Group – Optional

Thursday, June 9

7:00 a.m. Breakfast

Additional Nitrogen Best Management Practices

Facilitator: Mahdi Al-Kaisi, Iowa State University

8:00 a.m. The Effectiveness of Filter Strips and Riparian Buffers - Charles Barden, Kansas State Univ.

8:45 a.m. Conservation Structures and Tillage - Kent McVay, Kansas State

Univ.

9:15 a.m. CNMP: Need and Components; Animal Rations and Manure N Excretion – Rick Koelsch, Univ. of Nebraska

10:00 a.m. Break

Setting Nitrogen Nutrient Criteria in EPA Region 7

10:15 a.m. EPA Rules and Need for Nutrient Standards for Surface Waters – Amy

Parker, U.S. EPA Headquarters

11:15 a.m. State Perspective on Nutrient Criteria: Kansas – Scott Sattherwaite,

Kansas Dept. of Health and Environment

11:45 a.m. State Perspective on Nutrient Criteria: Nebraska – John Bender,

Nebraska Dept. of Environmental Quality

12:15 p.m. Lunch

Workshop Finished