El nivel crítico del fósforo en el frijol (Phaseolus vulgaris L.).
| Main Author: | |
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| Format: | Thesis Book |
| Language: | Spanish |
| Published: |
San Pedro de Montes de Oca, C.R.,
1971.
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| Subjects: |
| Physical Description: | 58 hojas : cuadros, gráficos ; 28 cm. |
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| Bibliography: | Bibliografia: h. 54-58. |