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Your search for [subject]Soils. -- Zinc content returned 13 records. |
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Iron, manganese and zinc amelioration on the yield and quality of Burley tobacco (Nicotiana tabacum cv. Burley 21) grown under field condition.
by De Vera, Emil P. (Emil Pimentel).; 1982.
Subject: Tobacco -- Fertilizers and manures; Soils -- Iron content; Soils -- Manganese content; Soils -- Zinc content.
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Cadmium uptake by wetland rice as affected by addition of cadmium, phosphorous and zinc compounds, 1982.
by Chen, Huai-man.; 1982.
Subject: Plants, Effects of cadmium on; Rice -- Fertilizers and manures; Soils -- Cadmium content; Soils. -- Phosphorous content; Soils. -- Zinc content.
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Zinc availability at various levels of phosphorus fertilization.
by Alocilja, Evangelyn Ceriales.; 1980.
Subject: Soils -- Phophorus content; Soils -- Zinc content; Soil fertility.
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Evaluation of soil test methods for the analyses of zinc and boron.
by Castillo, Rebecca B., 1941-;
Subject: Soils -- Testing; Soils -- Boron content; Soils -- Zinc content.
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Amelioration of zinc deficiency on wetland rice soil.
by Pagaduan, Diomedes R.; 1990.
Subject: Soils -- Zinc content.
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Some factors affecting the availability of zinc in rice soils.
by Annapantula, Bhadrachalam, 1938-; 1969.
Subject: Soils -- Zinc content; Rice.
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Zinc studies in peanuts (arachis hypogaea L.).
by Quintana, Romeo Urdaneta; Ann Arbor: University Microfilms.
Subject: Soils -- Zinc content; Peanuts.
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Effect of Zinc on the growth of yield of rice (Oryza sativa).
by Inocencio, Eva J.; 1979.
Subject: Rice; Soils -- Zinc content.
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Some factors affecting the availability of zinc in rice soils [microform].
by Annapantula, Bhadrachalam, 1938-; Quezon City: Photoduplication Service. University of the Philippines Library, 1977.
Subject: Soils -- zinc content; Rice.
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Some factors affecting the availability of zinc in rice soils.
by Annapantula, Bhadrachalam, 1938-; 1960.
Subject: Soils -- Zinc content; Dissertations, Academic -- Philippines.
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