Calag Archive
Calag Archive
Soil potassium for potatoes: Depletion of soil potassium by cropping necessitates potash fertilization in certain areas of Kern and Tulare counties
Publication Information
California Agriculture 13(6):8-8.
Published June 01, 1959
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Abstract
Fertilizer experiments–and a nutrient survey during the 1958 spring season–showed that some fields in Kern and Tulare counties are being depleted of exchangeable soil potassium to the point of deficiency, through frequent cropping to potatoes.