Resultados de búsqueda - Linear systems.

Modeling seed dormancy release and germination for predicting Avena fatua L. field emergence: A genetic algorithm approach por Blanco, Anibal Manuel, Chantre Balacca, Guillermo Ruben, Lodovichi, Mariela Victoria, Bandoni, Jose Alberto, Lopez, Ricardo Luis, Vigna, Mario Raul, Gigon, Ramon, Sabbatini, Mario Ricardo

“…Previously developed models for the same agroecological system based on Non-Linear Regression techniques (NLR) and Artificial Neural Networks (ANN) were either unable to accurately predict field emergence or lacked explanatory power. …”
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Use-oriented business models por Gunnarsson, Moa

“…The key findings indicate that the companies struggle with increased transportation, linear technological systems, large financial capital and cultural barriers. …”
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Development of pedotransfer functions for predicting saturated hydraulic conductivity in a Himalayan catchment: Sikkim, India por Deb, Proloy, Das, Susanta, Patle, Ghanshyam T., Elbeltagi, Ahmed, Yadav, Sudhir

“…Therefore, in this study, pedotransfer functions were generated using multiple linear regression (MLR) models for the predictability of Ks in a Himalayan catchment in India. …”
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Out of the loop: Why research rarely reaches policy makers and the public and what can be done por Shanley, P., López, C.

“…Exclusion of public users of natural resources from access to scientific research results is not an oversight; it is a systemic problem that has costly ramifications for conservation and development. …”
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Vulnerability of smallholder farmers to ENSO-related drought in Indonesia por Keil, A., Teufel, Nils, Gunawan, D., Leemhuis, C.

“…Using an interdisciplinary modelling approach that combines regression analysis with linear programming (LP) and stochastic simulation, and integrates climatic and hydrologic modelling results, the objective of the present study is to assess the impact of El Niño on agricultural incomes of smallholder farmers in Central Sulawesi, Indonesia, and to derive suitable crop management strategies to mitigate income reductions. …”
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Yield prediction models for rice varieties using UAV multispectral imagery in the Amazon lowlands of Peru por Goigochea Pinchi, Diego, Justino Pinedo, Maikol, Vega Herrera, Sergio Sebastian, Sanchez Ojanasta, Martín, Lobato Galvez, Roiser Honorio, Santillan Gonzales, Manuel Dante, Ganoza Roncal, Jorge Juan, Ore Aquino, Zoila Luz, Agurto Piñarreta, Alex Iván

“…Integrating Geographic Information Systems (GISs), such as unmanned aerial vehicles (UAVs), into agricultural practices offers numerous benefits. …”
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Bird functional and taxonomic diversity in xerophytic forests: contributing to balance bird conservation and livestock production por Barzan, Flavia Romina, Bellis, Laura Marisa, Canavelli, Sonia Beatriz, Calamari, Noelia Cecilia, Dardanelli, Sebastian

“…Further, we found a non-linear response of functional and taxonomic richness to grazing intensity, peaking at intermediate intensity. …”
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On-farm insights in the South American Gran Chaco reveal the importance of soil organic matter and crop management decisions for boosting maize yields por Madias, Andrés, Simon, Carlos Gabriel, Stahringer, Nicolás I., Borrás, Lucas, Rubio, Gerardo, Gambin, Brenda L.

“…The mean site yields ranged from 2235 to 11141 kg ha−1. Using linear mixed models, we identified and tested a model with key management and environmental variables explaining yield variation. …”
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Using automated in-paddock weighing to evaluate the impact of intervals between liveweight measures on growth rate calculations in grazing beef cattle por Imaz, José Augusto, García, S.C., González, Luciano A.

“…However, this is challenging in grazing systems using traditional technology due to the need of mustering animals into handling facilities with the required frequency. …”
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Comparison of forest fire suppression in Quebec and Sweden por Heckel, Maryjane

“…This study compared two suppression systems in Quebec and Sweden: a centralized wildfire agency working with remote fires in Quebec, and a decentralized fire suppression system in Sweden, with each municipality responsible for extinguishing fires in their community. …”
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Fading opportunities for mitigating agriculture-environment trade-offs in a south American deforestation hotspot por Law, Elizabeth A., Macchi, Leandro, Baumann, Mathias, Decarre, Julieta, Gavier Pizarro, Gregorio Ignacio, Levers, Christian, Mastrangelo, Matías Enrique, Murray, Francisco, Müller, Daniel, Piquer‐Rodriguez, María, Torres, Ricardo, Wilson, Kerrie A., Kuemmerle, Tobias

“…Using a spatial optimization framework based on linear programming, we develop a landscape-scale possibility frontier describing trade-offs between agricultural profit, biodiversity, and carbon stock for the Argentinean Dry Chaco, a global deforestation hotspot. …”
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In-line Application of Visible and Near-Infrared Diffuse Reflectance Spectroscopy to Identify Apple Varieties por Cortés, Victoria, Cubero, Sergio, Blasco, José, Aleixos, Nuria

“…Seven principal components were then used to perform linear discriminant analysis (LDA) and quadratic discriminant analysis (QDA). …”
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Effects of configuration and headspace wind profile on the performances of flux chambers in gas emission measurement: a laboratory study por Ding, J., Wang C, Lu Q, Yan Z, Shi Z

“…Naturally ventilated building with an outdoor exercising area is a typical system for housing the dairy cattle in China, and it is still a challenge to find a technical solution to accurately measure gas emissions from the open yard directly. …”
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Sweet and nonsweet taste discrimination of nectarines using visible and near-infrared spectroscopy por Cortés, Victoria, Cubero, Sergio, Aleixos, Nuria, Blasco, José, Talens, Pau

“…These spectral ranges were used to develop two accurate classification models based on linear discriminate analysis (LDA) and partial least squares discriminate analysis (PLS-DA). …”
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Breeding objectives and the relative importance of traits in plant and animal breeding: a comparative review por Sölkner, Johann, Grausgruber, H., Okeyo Mwai, Ally, Ruckenbauer, P., Wurzinger, Maria

“…Normative approaches to derive economic values use partial derivatives of a profit equation with respect to the traits involved or model the bio-economic system with various techniques. The theory is well developed and includes consideration of non-linear profit functions and traits with an intermediate optimum. …”
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Epidemiological investigations of bovine trypanosomiasis in the common fly belt of Zambia por Hopkins, J.S.

“…Twelve thousand blood spot samples were assayed and the data were subject to a rigorous system of quality assurance, with the percentage positivity system of data expression being adopted.…”
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Diarrhea illness in livestock keeping households in Cambodia: An analysis using a One Health framework por Asakura, Shingo, Khieu, B., Seng, S., Pok, S., Ty, C., Phiny, C., Srey, T., Blacksell, S.D., Gilbert, Jeffrey, Grace, Delia, Alonso, Silvia

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Growth and survival to weaning of crosses of Ayrshire, Brown swiss and Sahiwal cattle. por Kahi, A.K.

“…A fixed effects least squares model was used for analysis of growth traits while a logistic model was employed in the analysis of survival rate (SRATE). Linear coefficients for breed and heterosis effects were substituted for genetic group effects to estimate individual and maternal additive genetic and heterotic effects. …”
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Sources of phenotypic variation of wood density and relationships with mean growth in two eucalyptus species in Argentina por Alarcon, Pamela Cecilia, Fernandez, María Elena, Oberschelp, Gustavo Pedro Javier, Pathauer, Pablo Santiago, Martinez Meier, Alejandro

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Plant Growth-Promoting Bacteria Allowed Saving N and N2O Emissions Without Yield Penalties in Sugarcane por Chalco Vera, Jorge Elías, Valencia-Molina, Manuel C., Carrizo, Manuel, Vassallo, Gianina, Alfaro, Julio D., Acreche, Martin Moises

“…Using plant growth-promoting bacteria (PGPB) in cropping systems could be a promising practice to mitigate nitrous oxide (N2O) emissions. …”
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