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2by International Congress on the Sun in the Service of Mankind, Paris, 1973, Robert, P.C., Couturier, A.programme and meeting document bibliotecaUNESCO
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4Proceedings of the Fourth International Conference on Precision Agriculture : Part A. Proceedings of the Fourth International Conference on Precision Agriculture : Part A.by International Conference on Precision Agriculture Fourth July 19-22, 1998 : St. Paul, Minnesota. 54878, American Society of Agronomy, ASA. 54879, Crop Science Society of America, CSSA. 54880, Larson, W.E. 54881, Robert, P.C. 54882, Rust, R.H. 54883, Soil Science Society of America, SSA. 54884, University of Minnesota. Precision Agriculture Center. 54885
Published 1999Texto bibliotecaFEDEPALMA -
5Proceedings of the Fourth International Conference on Precision Agriculture : Part B. Proceedings of the Fourth International Conference on Precision Agriculture : Part B.by International Conference on Precision Agriculture Fourth July 19-22, 1998 : St. Paul, Minnesota. 54889, Larson, W.E. 54890, Robert, P.C. 54891, Rust, R.H. 54892, American Society of Agronomy, ASA. 54893, Crop Science Society of America, CSSA. 54894, Soil Science Society of America, SSA. 54895, University of Minnesota. Precision Agriculture Center. 54896
Published 1999Texto bibliotecaFEDEPALMA -
6by International Conference on Precision Agriculture Fourth July 19-22, 1998 : St. Paul, Minnesota. 54878, American Society of Agronomy, ASA. 54879, Crop Science Society of America, CSSA. 54880, Larson, W.E. 54881, Robert, P.C. 54882, Rust, R.H. 54883, Soil Science Society of America, SSA. 54884, University of Minnesota. Precision Agriculture Center. 54885Texto bibliotecaFEDEPALMA
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7by International Conference on Precision Agriculture Fourth July 19-22, 1998 : St. Paul, Minnesota. 54889, Larson, W.E. 54890, Robert, P.C. 54891, Rust, R.H. 54892, American Society of Agronomy, ASA. 54893, Crop Science Society of America, CSSA. 54894, Soil Science Society of America, SSA. 54895, University of Minnesota. Precision Agriculture Center. 54896Texto bibliotecaFEDEPALMA