Application of a Portable Chlorophyll Meter to Assess the Nitrogen Sufficiency Index and Nitrogen Requirements in Sweet Potatoes

Application of a Portable Chlorophyll Meter to Assess the Nitrogen Sufficiency Index and Nitrogen Requirements in Sweet Potatoes

Balanced nitrogen (N) supply is essential for high root yield in sweet potatoes (<i>Ipomoea potatoes</i> [L.] Lam.). A portable chlorophyll meter can support N fertilization management. Here, we determined the appropriate N sufficiency index (NSI) for sweet potato leaves to achieve the b...

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Bibliographic Details
Main Authors: Fabrício E. Rodrigues, Adalton M. Fernandes, Arthur V. Oliveira, Pablo F. Vargas, Emerson F. C. Souza, Politon T. P. Guedes, Ricardo T. Figueiredo, Ítala T. Guimarães
Format: Article
Language:English
Published: MDPI AG 2024-11-01
Series:Agriculture
Subjects:
<i>Ipomoea batatas</i>
SPAD index
leaf N status
N top-dressing fertilization
Online Access:https://www.mdpi.com/2077-0472/14/12/2167
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