1
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Study of thermal stability of chromium-molybdenum system of oxides
Popov, T. Mandov, G
Nauchni trudove - Vissh selskostopanski institut "Vasil Kolarov", 1982, Vol.27 (3), p.133-138
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2
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Study of the system tungsten-tin-oxygen as a catalyzer in methanol oxidation
Popov, T ; Vancheva, V ; Krusteva, S
Nauchni trudove - Vissh selskostopanski institut "Vasil Kolarov", 1982, Vol.27 (3), p.139-142
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3
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Khimizat͡sii͡a na khraneneto na selskostopanskite zhivotni
Ivanov, Nicho ; Cheshmedzhiev, Boi͡an V ; Todorov, Nikolaĭ
Sofii͡a: Zemizdat 1975
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4
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Khimichen sustav na pochvite v Bulgariia: Chemical composition of soils in Bulgaria
Raikov, Lulcho
Sofiia: Ban 1971
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5
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Izbrani trudove na Tsvetan Staikov
Staikov, Tsvetan ; Raikov, Lulcho
Sofiia: Akademiia na selskostopanskite nauki 1970
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6
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Rŭkovodstvo za agrokhimichni laboratorii
Stanchev, Lŭchezar
Plovdiv: Khristo G. Danov 1964
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7
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Rŭkovodstvo za laboratorni uprazhnenii︠a︡ po agrokhimii︠a
Boboshevska, D
Sofii︠a: Zemizdat 1955
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8
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Interrelation between soil properties and erosion
Fekete, Z ; Szabo, L
Nauchni trudove - Vissh selskostopanski institut "Vasil Kolarov", 1983, Vol.28 (3), p.89-93
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9
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Complex formation of humic acids with iron and aluminum in pseudopodzolic soils
Artinova, N
Nauchni trudove - Vissh selskostopanski institut "Vasil Kolarov", 1982, Vol.27 (3), p.29-33
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10
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Study of a mixed extractant for the extraction of mobile forms of phosphorus, potassium, calcium and magnesium from the soil
Velchev, V ; Tomov, T ; Stanilova, D
Nauchni trudove - Vissh selskostopanski institut "Vasil Kolarov", 1981, Vol.26 (3), p.181-187
Sem texto completo
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