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000219959 |
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20110808093419.0 |
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960111s1931 dcu f 0 eng d |
035 |
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|a 249063
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040 |
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|a mxbn
|b spa
|c upra
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082 |
0 |
4 |
|a 630.06173
|b EST.e.
|
110 |
1 |
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|a E.U.A
|b Office of Experiment Stations
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245 |
1 |
0 |
|a General index to Experiment station record, v. 41 to 50, 1919-1924 /
|c prepared by Martha C. Gundlach.
|
260 |
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|a Washington :
|b U.S. G.P.O.,
|c 1931.
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300 |
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|a 709 p. ;
|c 23 cm.
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|a U.S. Department of Agriculture. Office of Experiment Stations
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650 |
1 |
7 |
|a Estaciones experimentales agrícolas
|z Estados Unidos
|v Bibliografía.
|
650 |
2 |
7 |
|a Estaciones experimentales agrícolas
|z Estados Unidos
|v Publicaciones periódicas.
|
900 |
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|a UPRA
|b SBO
|
905 |
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|a GENE
|b G
|
987 |
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|a número de acceso : ausente?
|