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00945nam a2200253 u 4500 |
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20160315083646.0 |
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940426s1984 cr ||||| spa |
| 035 |
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|a 26646
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| 040 |
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|a Sistema de Bibliotecas de la Universidad de Costa Rica
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| 041 |
0 |
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|a spa
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| 099 |
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9 |
|a TFG 8454
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| 100 |
1 |
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|a Quinlan, Mary Megan
|e Autor/a
|4 aut
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| 245 |
1 |
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|a Mulches from two tropical tree species Erythrina poeppigiana (Walpers) O.F. Cook and Gmelina arborea Rox. as nitrogen sources in the production of maize (Zea mays L.) /
|c Mary Megan Quinlan
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| 260 |
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|a Turrialba, C.R.,
|c 1984.
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| 300 |
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|a xiv, 74 hojas :
|b ilustraciones ;
|c 28 cm
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| 502 |
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|a Tesis (Magister Scientiae)--UCR-CATIE.
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| 504 |
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|a Bibliografia : h. 60-67
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| 650 |
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|a MAIZ
|x CULTIVO
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| 909 |
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|a Ciencias Agrícolas y Recursos naturales
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| 912 |
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|a 15-MAR-2016 - CATALOG, HE
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| 949 |
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|a L.A. AG b MM
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| 916 |
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|a Registros del LS-2000
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| 921 |
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|a tesis de maestría
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