Biblioteca de Agronomía "Dr. Ovidio Núñez" Departamento de Agronomía - UNS · Catálogo |
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American Society of Agronomy. | ||||
1. | Hunger signs in crops : a symposium / prepared by Firman E. Bear ... [et al.]. — [Rev., i.e. 2nd, ed.]. | 1949 |
633.089
A512 |
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Bear, Firman E. (Firman Edward), 1884-1967. | ||||
2. | Chemistry of the soil. | 1955 |
631.41
B368 |
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3. | Soils and fertilizers / Firman E. Bear. — 4th ed. | 1953 |
631.811
B368a4 |
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4. | Soils in relation to crop growth / [by] Firman E. Bear. | 1965 |
631.811
B368-1 |