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International Journal of Agronomy
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International Journal of Agronomy
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2014
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Article
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Fig 5
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Research Article
Determining Critical Soil pH for Sunflower Production
Figure 5
Sunflower plant height as a function of soil pH and potassium-chloride-extractable aluminum concentration (mg kg
−1
) in the soil at Perkins, Haskell, and Lahoma, Oklahoma, in 2010.