Nitrate reductase activity and spad readings in leaf tissues of guinea grass submitted to nitrogen and potassium rates Atividade da redutase do nitrato e leituras spad em folhas do capim-mombaça sumetido a doses de nitrogênio e potássio

Nitrate reductase activity and spad readings in leaf tissues of guinea grass submitted to nitrogen and potassium rates Atividade da redutase do nitrato e leituras spad em folhas do capim-mombaça sumetido a doses de nitrogênio e potássio

Nitrogen and K deficiency are among the most yield limiting factors in Brazilian pastures. The lack of these nutrients can hamper the chlorophyll biosynthesis and N content in plant tissues. A greenhouse experiment was carried out to evaluate the relationship among N and K concentrations, the indire...

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Bibliographic Details
Main Authors: José Lavres Junior, João de Deus Gomes dos Santos Junior, Francisco Antonio Monteiro
Format: Article
Language:English
Published: Sociedade Brasileira de Ciência do Solo 2010-06-01
Series:Revista Brasileira de Ciência do Solo
Subjects:
clorofila
avaliação enzimática
estado nutricional
pastagem
chlorophyll
enzymatic assay
nutritional status
grass forage
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-06832010000300022

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http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-06832010000300022

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