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Subjects corn Remove constraint corn: corn Subjects remote sensing Remove constraint remote sensing: remote sensing Subjects plant nutrition Remove constraint plant nutrition: plant nutrition

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1. Active Sensor Reflectance Measurements of Corn Nitrogen Status and Yield Potential

Description:: Includes references
Author:: Solari, F. , Shanahan, J. , Ferguson, R. , Schepers, J. , Gitelson, A.
Subject:: Zea mays , corn , plant nutrition , nitrogen , grain yield , remote sensing , sensors , reflectance , nutrient use efficiency , chlorophyll , spectral analysis , plant development , developmental stages , precision agriculture , variable rate application
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2008

2. Developing Nitrogen Fertilizer Recommendations for Corn Using an Active Sensor

Description:: Includes references
Author:: Dellinger, Adam E. , Schmidt, John P. , Beegle, Doug B.
Subject:: Zea mays , corn , grain crops , nitrogen fertilizers , fertilizer rates , plant nutrition , fertilizer requirements , fertilizer use reduction , remote sensing , nutritional status , reflectance , ammonium nitrate , animal manures , nutrient availability , nitrogen , application timing , nutrient management , Pennsylvania
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2008

3. Evaluating Multiple Indices from a Canopy Reflectance Sensor to Estimate Corn N Requirements

Description:: Includes references
Author:: Sripada, Ravi P. , Schmidt, John P. , Dellinger, Adam E. , Beegle, Douglas B.
Subject:: Zea mays , corn , nitrogen , plant nutrition , nutrient requirements , canopy , reflectance , remote sensing , nitrogen fertilizers , economic analysis , fertilizer rates , field experimentation , application timing , color , grain yield , mathematical models , equations , Pennsylvania
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2008

4. Improving in-season nitrogen recommendations for maize using an active sensor

Description:: Includes references
Author:: Schmidt, J. , Beegle, D. , Zhu, Q. , Sripada, R.
Subject:: corn , Zea mays , plant nutrition , nitrogen , fertilizer application , nitrogen fertilizers , decision making , nutrient management , monitoring , remote sensing , sensors , canopy , reflectance , spatial variation , reference standards , measuring devices , equipment performance , precision agriculture , case studies , Pennsylvania
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2011

5. Uptake of Point Source Depleted 15N Fertilizer by Neighboring Corn Plants

Description:: Includes references
Author:: Hodgen, P.J. , Ferguson, R.B. , Shanahan, J.F. , Schepers, J.S.
Subject:: Zea mays , corn , nitrogen fertilizers , isotope labeling , stable isotopes , canopy , plant competition , remote sensing , nutrient uptake , ammonium nitrate , fertilizer rates , dry matter accumulation , plant nutrition , precision agriculture
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2009