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Jimmy A. Ocaña-Reyes, Marco Gutiérrez, Richard Paredes-Espinosa, Christian A. Riveros, Gloria P. Cárdenas, Nino Bravo, Astrid Quispe-Tomas, Luiz P. Amaringo-Cordova, Juan C. Ocaña-Canales, José W. Zavala-Solórzano, Hugo A. Huamaní Yupanqui, Juancarlos Cruz and Richard Solórzano-Acosta
Tillage conservation practices (CA), traditional agriculture (TA), and liming influence soil properties and crop yield. However, it is essential to demonstrate which tillage and liming practices improve soil properties and forage corn yield. This study c...
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Sebastian Valencia-Garzón, Erick Reyes-Vera, Jorge Galvis-Arroyave, Jose P. Montoya and Nelson Gomez-Cardona
A CO2" role="presentation">22
2
laser-based system was studied and implemented to produce asymmetric long period fiber gratings (LPFG) with a large attenuation peak, high reproducibility, and high stability. The first half of this study provides a mathe...
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Jean K. Gómez-Reyes, Juan P. Benítez-Rangel, Luis A. Morales-Hernández, Emmanuel Resendiz-Ochoa and Karla A. Camarillo-Gomez
The use of UAV (unmanned aerial vehicle) technology has allowed for advances in the area of robotics in control processes and application development. Such is the case of image processing, in which, by the use of aerial photographs taken by these aircraf...
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Rogelio Reyes-Reyes, Clara Cruz-Ramos, Volodymyr Ponomaryov, Beatriz P. Garcia-Salgado and Javier Molina-Garcia
In this paper, a fragile watermarking scheme for color image authentication and self-recovery with high tampering rates is proposed. The original image is sub-sampled and divided into non-overlapping blocks, where a watermark used for recovery purposes i...
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Juan P. Vicuña-Reyes, Jeanne Luh, Benito J. Mariñas
Pág. 1531 - 1538
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Vera-Candeas, P. Ruiz-Reyes, N. Rosa-Zurera, M. Martinez-Munoz, D. Lopez-Ferreras, F.
Pág. 349 - 352
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G. APABLAZA, J. APABLAZA, P. REYES, E. MOYA
Pág. 175 - 186
Viral diseases and insect vectors from weeds -growing adjacent to fields of tomato, pepper, melon, watermelon and squash - were determined in theVth and Metropolitan regions of Chile. Two hundred and eleven weed samples showing virussymptoms were analyze...
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Osorio-Diaz, P. Bello-Perez, L. A. Sayago-Ayerdi, S. G. Benitez-Reyes, M. D. P. Tovar, J. Paredes-Lopez, O.
Pág. 1283 - 1288
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Marin, J. Lisboa, J. Rojas, P. Rojas, R. Parada, P. Reyes, J. Garcia, D.
Pág. 23 - 29
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A. P. BÁEZ,M. REYES,IRMA ROSAS,P. MOSINO
Measurements of CO2 concentrations in the atmosphere of Mexico City were carried out through the years 1981-1982, during daylight hours. The results indicate that 82 of the CO2 levels were above 330 ppmv, which is the reported approximate atmospheric b...
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