Nitrogen Cycling and Management for Romaine and Crisphead Lettuce Grown on Organic Soils

Lettuce has rapid growth and reaches harvest in 60–70 days in South Florida. This leads to high demands for nitrogen fertilization during the short growing season. A good N fertilization scheme should reduce costs, conserve natural resources, and minimize negative environmental impacts. The keys to...

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Bibliographic Details
Main Authors: Luis Santos, Alan L. Wright, Yigang Luo, Huangjun Lu, Dennis Calvin Odero
Format: Article
Language:English
Published: The University of Florida George A. Smathers Libraries 2013-09-01
Series:EDIS
Online Access:https://journals.flvc.org/edis/article/view/121093
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Summary:Lettuce has rapid growth and reaches harvest in 60–70 days in South Florida. This leads to high demands for nitrogen fertilization during the short growing season. A good N fertilization scheme should reduce costs, conserve natural resources, and minimize negative environmental impacts. The keys to using fertilizer efficiently are understanding the crop nutrient requirements to predict fertilizer needs and management as well as knowing the appropriate amounts to apply. Lettuce growers also need to know the nutritional status of the crop through soil and plant tissue testing. This 4-page fact sheet was written by Luis Santos, Alan L. Wright, Yigang Luo, Huangjun Lu, and D. Calvin Odero, and published by the UF Department of Soil and Water Science, September 2013. http://edis.ifas.ufl.edu/ss588
ISSN:2576-0009