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Browsing Extension Service -- Miscellaneous / Educational Materials by Subject "Potatoes -- Fertilizers"

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Browsing Extension Service -- Miscellaneous / Educational Materials by Subject "Potatoes -- Fertilizers"

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  • Oregon State University. Extension Service; Sullivan, Dan M. (Dan Matthew), 1954-; McQueen, John Paul Gainer; Horneck, Donald Arthur (Corvallis, Or. : Extension Service, Oregon State University, 2008-01)
    Potatoes require adequate nitrogen to produce quality tubers and high yields. Organic farming practices are designed to build soil nutrient levels gradually. In organic systems, nitrogen (N) enters the soil in the form ...

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