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9Texto bibliotecaUAAAN MX
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10Nitrogen, in relation to food, environment, and energy Nitrogen, in relation to food, environment, and energypar Aldrich, Samuel R.
Publié 1980Texto bibliotecaUAAAN MX -
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12Artigo de periódico bibliotecaEMBRAPA
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14Weed crop ecology : principles in weed management/ Weed crop ecology : principles in weed management/par Aldrich, R.J. 23781
Publié 1984Texto bibliotecaCOLPOS -
15Research for the world food crisis; | A symposium at the Dallas meething of the American Asociation for the Advancement of Science - December, 1968 / Research for the world food crisis; | A symposium at the Dallas meething of the American Asociation for the Advancement of Science - December, 1968 /par Aldrich, Daniel G., ed.
Publié 1970Texto bibliotecaUAAAN MX -
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17Artigo de periódico bibliotecaEMBRAPA
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18Artigo de periódico bibliotecaEMBRAPA
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20software, multimedia bibliotecaUNAM
