Search Results       Your search for [subject]Soil solution potassium, Cropping on -- Potassium fertilization, Effect of -- Exchangable potassium returned 1 record.           The effect of potassium fertilization and cropping on the exchangeable and soil solution potassium. by Merestela, Tessie M.; Los Ba?os, Laguna: University of the Philippines, 1979. Subject: Potassium content, Soil -- Potassium fertilization and cropping, Effect on -- Soil solution potassium; Soil solution potassium, Cropping on -- Potassium fertilization, Effect of -- Exchangable potassium.          Add to Book Cart Relevance: 95.60%