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Your search for [subject]Fertilizers returned 1,373 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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The utilization and non-utilization of organic fertilizer by fertilizer users in selected municipalities of Cavite: its implication to compost plant management.
by Marasigan, Herminigildo R.; Batangas City, Philippines: Pablo Borbon Memorial Institute of Technology, 1996.
Subject: Agriculture -- Fertilizer industry; Fertilizers -- Utilization, organic fertilizers; Organic fertilizers -- Compost fertilizers -- Cavite province (Philippines).
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The response of soybean (Glycine max Merrill) to foliar spray of two nitrogen sources.
by Samson, Ofelia Francisco, 1951-;
Subject: Soybean -- Fertilizers and manures; Ammonia as fertilizers; Nitrogen fertilizers; Urea as 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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Nitrogen-potassium ratios in relation to nutrient content and yield of cotton, 1977.
by Aragon, Miguel L.; 1977.
Subject: Cotton -- Philippines -- Fertilizers and manures; Nitrogen fertilizers; Potassium fertilizers.
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Yield response of two sweet potato cultivars to different levels of nitrogen-potassium fertilizer under different management practices.
by Orongan, Joaquin Contapay.; 1979.
Subject: Sweet potatoes -- Fertilizers and manures; Nitrogen fertilizers; Potassium 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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Food, agriculture, and the environment discussion paper 17: the role of fertilizer in sustaining food security and protecting the environment to 2020.
by Baanante, CA.; Washington, D.C: IFPRI.
Subject: Fertilizers-policies; Fertilizers-measures; Fertilizers-uses; Fertilized trends.
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