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Site-Specific Nutrient Management: I

Monday, November 2, 2009: 9:55 AM-11:45 AM
Convention Center, Room 319, Third Floor
Presiding:
M. Wayne Ebelhar
9:55 AM
Introductory Remarks
10:00 AM
Improved N Fertilizer Recommendations Via An Internet-Service for Site-Specific Simulations of N Uptake, Soil Water and N Dynamics.
Sabine Heumann, Leibniz Univ. Hannover; Horst Ringe, Leibniz Univ. Hannover; Jürgen Böttcher, Leibniz Univ. Hannover; Arne M. Ratjen, Christian-Albrechts-Univ.; Henning Kage, Christian-Albrechts-Univ.; Nicole Engel, State Authority for Mining, Energy and Geology; Marianne Fritzensmeier, Chamber of Agriculture of Lower Saxony; Gerhard Baumgärtel, Chamber of Agriculture of Lower Saxony
Audio File Recorded presentation
10:15 AM
Integrated Corn Plant Height and Chlorophyll Content Measurements to Estimate the in-Season Nitrogen Requirement.
Luciano S. Shiratsuchi, Univ. of Nebraska, Lincoln; Viacheslav I. Adamchuk, Univ. of Nebraska, Lincoln; Richard B. Ferguson, Univ. of Nebraska; John F. Shanahan, USDA-ARS; Glen P. Slater, Univ. of Nebraska, Lincoln
Audio File Recorded presentation
10:30 AM
In-Season Rate Determination From Plant Spectral Reflectance in Soft Red Winter Wheat.
Wade Thomason, Virginia Polytechnic Inst. & State Univ. (Virginia Tech); Steven B. Phillips, Intl. Plant Nutrition Inst.; Paul Davis, Virginia Coop. Ext. Service; J.G. Warren, Oklahoma State Univ.; Marcus M. Alley, Virginia Polytechnic Inst. & State Univ. (Virginia Tech); Mark S. Reiter, Virginia Polytechnic Inst. & State Univ. (Virginia Tech)
Audio File Recorded presentation
10:45 AM
Canopy Reflectance-Based Algorithm for in-Season Estimation of Rice Grain Yield.
Brenda Tubana, Louisiana State Univ., AgCenter; Dustin Harrell, Louisiana State Univ., AgCenter; Timothy Walker, Mississippi State Univ.; Steven B. Phillips, Intl. Plant Nutrition Inst.
11:00 AM
Performance of Several Devices to Assess Texture Variability.
Leo Espinoza, Univ. of Arkansas; Dharmendra Saraswat, Univ. of Arkansas; M Ismanov, Univ. of Arkansas; Deano Treywick, Univ. of Arkansas; Paul Ballantyne, Univ. of Arkansas
11:15 AM
Relationships of NDVI with Nitrogen Nutrition and Yields of Corn Under Different Cropping and Irrigation Systems.
Xinhua Yin, Univ. of Tennessee; Angela McClure, Univ. of Tennessee; Donald D. Tyler, Univ. of Tennessee
Audio File Recorded presentation
11:30 AM
Discussion
11:45 AM
Adjourn
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