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Your search for [subject]Phosphatic fertilizers returned 32 records. |
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A study on the effects of different levels of nitrogen, phosphorus and potash on the yield of improved harbot variety of tomato.
by Llapitan, Mario B.; 1974.
Subject: Tomatoes -- Fertilizers and manures; Nitrogen fertilizers; Phosphatic fertilizers; Potassium fertilizers.
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Effects of growth regulators and fertilizers on the growth and yield of winged beans Psophocarpus tetragonolobus (L) D.C.
by Oria, Demetrio V. (Demetrio Vega).; 1980.
Subject: Beans -- Fertilizers and manures; Plant regulators; Nitrogen fertilizers; Phosphatic fertilizers.
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Nutrient composition and growth of pine-apple and coconut intercrops as influenced by nitrogen, phosphorus and potasium [microform].
by Margate, Rogaciano Zamoras, 1944-; Quezon City: Photoduplication Service, University of the Philippines Library, 1980.
Subject: Companion crops; Nitrogen fertilizers; Phosphatic fertilizers; Potassium fertilizers.
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Effect of nitrogen and phosphorus fertilizers on the growth responses of Themeda trianda Forsk.
by Suckaseam, Chumphon, 1947-;
Subject: Grasses -- Fertilizers and manures; Nitrogen fertilizers; Phosphatic fertilizers.
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Nutrient composition and growth of pineapple and coconut intercrops as influenced by nitrogen, phosphorus and potassium.
by Margate, Rogaciano Zamoras, 1944-;
Subject: Companion crops; Nitrogen fertilizers; Phosphatic fertilizers.Potassium fertilizers.
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Expansion of the fertilizer industry in the Philippines.
by Achorn, F.P.; [S.l.: s.n., 1974.
Subject: Fertilizer industry -- Philippines; Fertilizers and manures -- Economic aspects -- Philippines; Nitrogen fertilizers; Phosphatic fertilizers.
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The effect of phosphorus nutrition of seedlings on growth and yield of rice.
by Shakir, Abdulwahah Abdulrazak.; 1979.
Subject: Phosphorus -- Physiological effect; Phosphatic fertilizers; Rice -- Fertilizers and manures.
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Yield and agronomic traits of clark-63 soybean cultivar as affected by plant population density and phosphorus fertilization.
by Lamera, Eduardo C.; 1983.
Subject: Soybean -- Fertilizers and manures; Plant populations; Phosphatic fertilizers -- Philippines.
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Evaluation of phosphorus test methods for soils planted to sugarcane.
by Dumol, Nelly D., 1938-;
Subject: Soils -- Phosphorus content; Phosphatic fertilizers; Sugar-cane -- Fertilizers and manures.
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Phosphorus sorption isotherm of Bukidnon soils and its relation to phosphorus requirements of soybean.
by Duque, Conrado M., 1946-;
Subject: Phosphatic fertilizers; Soils -- Phosphorus content; Soy-bean -- Philippines -- Fertilizers and manures.
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