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Your search for [subject]Soils -- Potassium content returned 19 records. |
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Correlation of soil test values of phosphorus and potassoium with responses of rice to fertilizer application.
by Sonza, Petra Umahag.; 1981.
Subject: Rice -- Fertilizers and manures; Soils -- Phosphorus content; Soils -- Potassium content; Soils -- Testing.
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Effects of potassium on the growth, yield and on the nutrient cation relationship in rice grown on calcareous soils.
by Montecillo, Lupo A., 1934-; 1969.
Subject: Potassium -- Physiological effect; Soils -- Calcium content; Soils -- Potassium content.
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Effects of potassium on the growth, yield and on the nutrient cation relationship in rice grown on calcereous soils [microform].
by Montecillo, Lupo A., 1934-; Quezon City: Photoduplication Services,University of the Philippines Library, 1975.
Subject: Potassium -- Psychological effect; Soils -- Potassium content; Soils -- Calcium content.
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Release of potassium and magnesium from some Philippine soils.
by Tantidhanapat, Prapat, 1948-;
Subject: Soil fertility; Soils -- Magnesium content; Soils -- Potassium content; Soils -- Philippines.
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Performance of white potato (Solanum tuberosum L.) under varying soil moisture regimes and nitrogen-potassium levels.
by Alipit, Percival B.; 1980.
Subject: Potatoes -- Fertilizers and manures; Soil moisture; Soils -- Nitrogen content; Soils -- Potassium content.
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Nitrogen and potassium requirement determination and their influences on Arayat spandy clay loam planted to sweet potato (Ipomoea batatas L.).
by Paz, Alicia Mina.; 1982.
Subject: Soils -- Nitrogen content; Soils -- Potassium content; Sweet potatoes -- Fertilizers and manures.
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the potassium supplying capacity of several Philippine soils under two moisture regimes [microform].
by Biswas, Chitta Ranjan; Quezon City: Photoduplication Service,University of the Philippines library, 1976.
Subject: Soils -- Potassium content; Plants, Effect of potassium on.
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The potassium supplying capacity of several Philippine soils under two moisture regimes.
by Biswas, Chitta Ranjan;
Subject: Soils -- Potassium content; Plants, Effect of potassium on.
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The effect of different levels of potassium and magnesium application on the nutrient content and yield of cotton.
by Aquino, Rosalinda S.; 1976.
Subject: Soils -- Potassium content; Soils -- Magnesium content; Cotton.
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An experimental study of the radiometric determination of potassium content of soils and minerals [microform].
by Maxino, Gerardo, 1941-; Quezon City: Photoduplication Service. University of the Philippines Library, 1975.
Subject: Soils -- Potassium content; Mineralogical chemistry; Potassium.
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