author_facet Steingrobe, Bernd
Schenk, Manfred K.
Steingrobe, Bernd
Schenk, Manfred K.
author Steingrobe, Bernd
Schenk, Manfred K.
spellingShingle Steingrobe, Bernd
Schenk, Manfred K.
Zeitschrift für Pflanzenernährung und Bodenkunde
Calculation of the total nitrate uptake of lettuce (Lactuca sativa L.) by use of a mathematical model to simulate nitrate inflow
Soil Science
author_sort steingrobe, bernd
spelling Steingrobe, Bernd Schenk, Manfred K. 0044-3263 Wiley Soil Science http://dx.doi.org/10.1002/jpln.19971600113 <jats:title>Abstract</jats:title><jats:p>Lettuce was grown in nutrient solution in a climate chamber under varied levels of temperature and radiation and in the greenhouse under fluctuating climatic conditions. A model to calculate maximum nitrate inflow (Imax) in relation to relative growth rate (RGR) and root:shoot ratio (RSR) was used for computing total‐N uptake. For doing this, developing of submodels to calculate RGR and RSR was necessary. The good agreement between calculated N uptake and measured total‐N taken up by the plants supports the assumption that Imax reflects the inflow necessary to meet the demand of plants.</jats:p> Calculation of the total nitrate uptake of lettuce (<i>Lactuca sativa</i> L.) by use of a mathematical model to simulate nitrate inflow Zeitschrift für Pflanzenernährung und Bodenkunde
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title Calculation of the total nitrate uptake of lettuce (Lactuca sativa L.) by use of a mathematical model to simulate nitrate inflow
title_unstemmed Calculation of the total nitrate uptake of lettuce (Lactuca sativa L.) by use of a mathematical model to simulate nitrate inflow
title_full Calculation of the total nitrate uptake of lettuce (Lactuca sativa L.) by use of a mathematical model to simulate nitrate inflow
title_fullStr Calculation of the total nitrate uptake of lettuce (Lactuca sativa L.) by use of a mathematical model to simulate nitrate inflow
title_full_unstemmed Calculation of the total nitrate uptake of lettuce (Lactuca sativa L.) by use of a mathematical model to simulate nitrate inflow
title_short Calculation of the total nitrate uptake of lettuce (Lactuca sativa L.) by use of a mathematical model to simulate nitrate inflow
title_sort calculation of the total nitrate uptake of lettuce (<i>lactuca sativa</i> l.) by use of a mathematical model to simulate nitrate inflow
topic Soil Science
url http://dx.doi.org/10.1002/jpln.19971600113
publishDate 1997
physical 73-79
description <jats:title>Abstract</jats:title><jats:p>Lettuce was grown in nutrient solution in a climate chamber under varied levels of temperature and radiation and in the greenhouse under fluctuating climatic conditions. A model to calculate maximum nitrate inflow (Imax) in relation to relative growth rate (RGR) and root:shoot ratio (RSR) was used for computing total‐N uptake. For doing this, developing of submodels to calculate RGR and RSR was necessary. The good agreement between calculated N uptake and measured total‐N taken up by the plants supports the assumption that Imax reflects the inflow necessary to meet the demand of plants.</jats:p>
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author Steingrobe, Bernd, Schenk, Manfred K.
author_facet Steingrobe, Bernd, Schenk, Manfred K., Steingrobe, Bernd, Schenk, Manfred K.
author_sort steingrobe, bernd
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container_title Zeitschrift für Pflanzenernährung und Bodenkunde
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description <jats:title>Abstract</jats:title><jats:p>Lettuce was grown in nutrient solution in a climate chamber under varied levels of temperature and radiation and in the greenhouse under fluctuating climatic conditions. A model to calculate maximum nitrate inflow (Imax) in relation to relative growth rate (RGR) and root:shoot ratio (RSR) was used for computing total‐N uptake. For doing this, developing of submodels to calculate RGR and RSR was necessary. The good agreement between calculated N uptake and measured total‐N taken up by the plants supports the assumption that Imax reflects the inflow necessary to meet the demand of plants.</jats:p>
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id ai-49-aHR0cDovL2R4LmRvaS5vcmcvMTAuMTAwMi9qcGxuLjE5OTcxNjAwMTEz
imprint Wiley, 1997
imprint_str_mv Wiley, 1997
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spelling Steingrobe, Bernd Schenk, Manfred K. 0044-3263 Wiley Soil Science http://dx.doi.org/10.1002/jpln.19971600113 <jats:title>Abstract</jats:title><jats:p>Lettuce was grown in nutrient solution in a climate chamber under varied levels of temperature and radiation and in the greenhouse under fluctuating climatic conditions. A model to calculate maximum nitrate inflow (Imax) in relation to relative growth rate (RGR) and root:shoot ratio (RSR) was used for computing total‐N uptake. For doing this, developing of submodels to calculate RGR and RSR was necessary. The good agreement between calculated N uptake and measured total‐N taken up by the plants supports the assumption that Imax reflects the inflow necessary to meet the demand of plants.</jats:p> Calculation of the total nitrate uptake of lettuce (<i>Lactuca sativa</i> L.) by use of a mathematical model to simulate nitrate inflow Zeitschrift für Pflanzenernährung und Bodenkunde
spellingShingle Steingrobe, Bernd, Schenk, Manfred K., Zeitschrift für Pflanzenernährung und Bodenkunde, Calculation of the total nitrate uptake of lettuce (Lactuca sativa L.) by use of a mathematical model to simulate nitrate inflow, Soil Science
title Calculation of the total nitrate uptake of lettuce (Lactuca sativa L.) by use of a mathematical model to simulate nitrate inflow
title_full Calculation of the total nitrate uptake of lettuce (Lactuca sativa L.) by use of a mathematical model to simulate nitrate inflow
title_fullStr Calculation of the total nitrate uptake of lettuce (Lactuca sativa L.) by use of a mathematical model to simulate nitrate inflow
title_full_unstemmed Calculation of the total nitrate uptake of lettuce (Lactuca sativa L.) by use of a mathematical model to simulate nitrate inflow
title_short Calculation of the total nitrate uptake of lettuce (Lactuca sativa L.) by use of a mathematical model to simulate nitrate inflow
title_sort calculation of the total nitrate uptake of lettuce (<i>lactuca sativa</i> l.) by use of a mathematical model to simulate nitrate inflow
title_unstemmed Calculation of the total nitrate uptake of lettuce (Lactuca sativa L.) by use of a mathematical model to simulate nitrate inflow
topic Soil Science
url http://dx.doi.org/10.1002/jpln.19971600113