Calag Archive
Calag Archive
Potato fertilization and internal black spot in Santa Maria Valley: Deficiency of important nutrient found to exist in soils of many potato fields during survey and fertilizer experiments
Publication Information
California Agriculture 12(6):9-10.
Published June 01, 1958
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Abstract
Fertilizer experiments in six potato fields and a nutrient survey of some 25 additional potato fields in the Santa Maria Valley showed that over half the fields were receiving insufficient quantities of potash fertilizers.