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Nitrogen
Conference, Improving NUE using Precision Sensing
Columbia, Missouri, August 10-12,
2005
2005 Hosts
Newell R. Kitchen, Ph.D.
ARS-USDA Cropping Systems and Water Quality Research Unit
University of Missouri
Columbia, MO (573) 882-1135
kitchenn@missouri.edu
Kenneth A. Sudduth, Ph.D., P.E.
Agricultural Engineer
USDA Agricultural Research Service
269 Ag Engineering Bldg., U. of Missouri
Columbia, MO 65211
phone 573.882.4090
fax 573.882.1115
SudduthK@missouri.edu
Hotel arrangements
for participants of the 2005 Nitrogen Workshop, August 10-12, have been made
at the Hawthorne Suites LTD, 805 Keene Street, Columbia, MO 65201. A block
of rooms has been reserved under the name "Nitrogen
Workshop." The telephone number for Hotel reservations is:
573-442-8600. Reservations need to be made by July 10, 2005. Rooms will be
available at a rate of $60.00 per night (this is the government per diem
rate). Complimentary hot buffet breakfast is provided.
Location:
East side of Columbia, just off Interstate 70 at the intersection with
state highway 63.

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DATE |
TIME |
EVENT |
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Wed. Aug.10 |
6 pm |
BBQ and Social at South Farm Field Research Building |
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Thur. Aug.11 |
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Workshop Presentations at Adams Conference Center (located in the
Veterinary Medicine Building) |
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8 am |
Welcome |
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8:15 |
Charge to the Workshop Participants Lead: Jim Schepers |
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Objective: To delineate the components needed within functional
algorithms that employ active sensors. |
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Algorithms Moderator: Jim Schepers |
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8:40 |
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Components of the Corn N Fertilization Algorithm Developed at OSU |
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W. Raun, K. Freeman, M. Stone,et al. |
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9:00 |
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Derivation of the current MO Algorithm |
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P. Scharf, N. Kitchen |
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9:20 |
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Developing an N algorithm for Northern Corn Belt rainfed conditions |
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Vetsch, and Randall |
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9:40 |
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Method for making in-season fertilizer recommendations using
normalized crop response functions and sensor readings |
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J. Schepers, D. Francis, J. Shanahan |
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10:00 |
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Discussion and Summary (led by moderator) |
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Sensor/Crop Interactions Moderator:
Ken Sudduth |
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10:30 |
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Comparison of sensor readings in corn as affected by time of day |
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Peter Scharf |
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10:40 |
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Effect of leaf rotation relative to the row on sensor readings and
implications on sensor CVs |
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F. Solari |
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10:50 |
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How deep do active sensors penetrate into the canopy? |
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F. Solari |
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11:00 |
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Experiences with various crops, sensor positions, growth stages, data
processing, vegetation indices, etc. |
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J. Shanahan |
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11:20 |
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Field-Scale Sensor Evaluation |
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Ken Sudduth, Newell Kitchen |
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11:40 |
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Discussion and Summary (led by moderator) |
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Sensor Use in Corn Management Systems Moderator: Newell Kitchen |
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1:00 |
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Timing of Sensor Based Nitrogen Applications in the Eastern Corn Belt. |
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Robert Mullen |
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1:20 |
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GreenSeeker Research in Virginia |
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Steve Phillips |
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1:40 |
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Experiences with remote sensing for preplant and split applications of
N |
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Gyles Randall |
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2:00 |
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Expression of Spatial Variability in Corn (Zea mays L.) as Influenced
by Growth Stage Using Optical Sensor Measurements |
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K.L. Martin, K.W. Freeman, R.K. Teal, et.al |
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2:20 |
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Corn Nitrogen Management Using Reflectance Sensors: Missouri 2004
Field Scale Results |
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Kitchen, Scharf, Palm, Sudduth, Shannon |
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2:40 |
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Discussion and Summary (led by moderator) |
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Objective: To develop agronomic relationships between active
sensors and N management for other crops. Moderator: Robert
Mullen |
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3:20 |
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Comparison of active and passive reflectance sensors in cotton |
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Kevin Bronson |
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3:40 |
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The Use of a Red Greenseeker on Sugar Beet at Harvest |
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John Lamb |
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4:00 |
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Simultaneous soil color and plant canopy mapping |
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K. Holland, J. Schepers |
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4:20 |
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Discussion and Summary (led by moderator) |
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Fri., Aug. 12 |
8:00 |
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