Resultados de búsqueda - "Biophysics"

Farmers' perceptions on mechanical weeders for rice production in sub-Saharan Africa por Johnson, J-M., Rodenburg, J., Tanaka, A., Senthilkumar, Kalimuthu, Ahouanton, K., Dieng, I., Klotoe, A., Akakpo, C., Segda, Zénabou, Yameogo, L.P., Gbakatchetche, H., Acheampong, G.K., Bam, R.K., Bakare, O.S., Kalisa, A., Gasore, E.R., Ani, S., Ablede, K., Saito, Kazuki

“…Competition from weeds is one of the major biophysical constraints to rice (Oryza spp.) production in sub-Saharan Africa. …”
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Multi-Actors' Co-Implementation of Climate-Smart Village Approach in West Africa: Achievements and Lessons Learnt por Bayala, Jules, Ky-Dembélé, Catherine, Dayamba, Djibril S, Somda, Jacques, Ouédraogo, Mathieu, Diakité, Adama, Chabi, Adéyèmi, Alhassane, Agali, Bationo, B. André, Buah, Saaka S.J., Sanogo, Diaminatou, Tougiani, Abasse, Traoré, Kalifa, Zougmoré, Robert B., Rosenstock, Todd S.

“…This paper discusses the PAR-CSA methodology and parameters for evaluation, including biophysical and social change. Keys to success, including communication, knowledge sharing tools, and scalability are also discussed. …”
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Compost quality and markets are pivotal for sustainability in circular food-nutrient systems: a case study of Sri Lanka por Roy, E. D., Esham, M., Jayathilake, Nilanthi, Otoo, M., Koliba, C., Wijethunga, I. B., Fein-Cole, M. J.

“…This approach yields insights on how institutional, economic, social, and biophysical aspects of the system are interrelated, and how challenges and solutions can create undesirable and desirable cascading effects, respectively. …”
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Response of promiscuous soybean to rhizobial inoculation in combination with organic and mineral fertilizers in some soils of the Nigeria Guinea Savanna por Ekaette, J.E.

“…This scenario calls for trials that are capable of establishing some of the biophysical factors limiting the yield of soybean in Nigerian savannas. …”
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Simulating forage yields and soil organic carbon under Brachiaria hybrid cv. Cayman in Tanzania with the CROPGRO perennial forage model por Korir, Mercy Jebet, Ordóñez, Leornardo, Hoogenboom, Gerrit, Boote, Ken, Birthe, Paul, Nyawira, Sarah Sylvia

“…Land and soil degradation in cropping systems in sub-Saharan Africa has been exacerbated by inappropriate use of landscapes and poor management practices that result into environmental and subsequential social damages. Biophysical models are key to inform management activities that can restore degraded soils and ultimately improve yields and soil organic carbon (SOC) sequestration. …”
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From rice-like plants to plants liking rice: A review of research on weeds and their management in African rice systems por Rodenburg, J., Tippe, D.E., Touré, A., Irakiza, R., Kayeke, J., Bastiaans, L.

“…For research to contribute to the development of meaningful weed management strategies for African rice systems in the future, we believe it would be best to identify and focus on target-location specific weed-communities, and to reconcile field level weed management strategies with the preconditions set at higher system levels (e.g., farming and agricultural systems) and anticipated scenarios regarding changing demographics and biophysical and institutional environments.…”
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Assessing trade-offs and synergies in climate smart agriculture across timescales por Arenas Calle, Laura N.

“…The Climate-Smartness Index (CSI) and Soil-based Climate-Smartness Index (SCSI) were built from agronomic/biophysical indicators of mitigation, adaptation, and productivity to their represent trade-offs and synergies. …”
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Assessing Sumatran Peat Vulnerability to Fire under Various Condition of ENSO Phases Using Machine Learning Approaches por Prasetyo, L.B., Setiawan, Y., Condro, A.A., Kustiyo, K., Putra, E.I., Hayati, N., Wijayanto, A.K., Ramadhi, A., Murdiyarso, D.

“…This study used climatic (i.e., annual precipitation, SPI, and KBDI), biophysical (i.e., below-ground biomass, elevation, slope, and NBR), and proxies to anthropogenic disturbance variables (i.e., access to road, access to forests, access to cities, human modification, and human population) to assess fire vulnerability within Sumatran peatlands. …”
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Land use-based participatory assessment of ecosystem services for ecological restoration in village tank cascade systems of Sri Lanka por Ratnayake, Sujith S., Khan, Azeem, Reid, Michael, Dharmasena, Punchi B., Hunter, Danny, Kumar, Lalit, Herath, Keminda, Kogo, Benjamin, Kadupitiya, Harsha K., Dammalage, Thilantha, Kariyawasam, Champika S.

“…Further, the study established that ESs in the MVTCS are generated through direct species-based and biophysical-based providers. In addition, it emerged that social and cultural engagements also played an important role in association with both providers to generate certain types of ESs. …”
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Potential of Crop Simulation Models to Increase Food and Nutrition Security Under a Changing Climate in Nepal por Devkota, Krishna, Timsina, Jagadish, Amgain, Lal P, Devkota Wasti, Mina Kumari

“…Models can generate various recommendations related to biophysical factors: crop, water, tillage, nutrient, and pest management, crop yield, and weather forecasting. …”
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Productive, environmental, and economic shifts of dairy systems by adopting silvo-pastoral systems and improved pastures por González-Quintero, Ricardo, García, Elver H., Florez, Jesús F., Burkart, Stefan, Arango, Jacobo

“…The functional units correspond to one kg fat and protein-corrected milk (FPCM) and one kg live weight gain, in a cradle-to-farm-gate approach. A biophysical allocation method was applied for handling co-products leaving the farm. …”
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Preparing Colombian coffee production for climate change: Integrated spatial modelling to identify potential robusta coffee (Coffea canephora P.) growing areas por González-Orozco, Carlos E., Porcel, Mario, Byrareddy, Vivekananda Mittahalli, Rahn, Eric, Cardona, William A., Velandia, Diego A. Salinas, Araujo-Carrillo, Gustavo A., Kath, Jarrod

“…We aimed to identify areas with highest biophysical and socio-economic potential to grow robusta coffee in Colombia. …”
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Africa RISING Tanzania- Maize Intensification Using Fertilizer por World Agroforestry Centre, Sokoine University of Agriculture

“…Unlike other agroecological zones, no fertilizer recommendations have been developed for the semi-arid zone in Tanzania, undermining the effort to target technologies in the specific biophysical conditions in which smallholder farmers operate. …”
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Analysis of Soil Related Constraints for Sustainable Intensification por World Agroforestry Centre, Sokoine University of Agriculture

“…However, limited availability of site-specific nutrient management guidelines for semi-arid zones in Tanzania undermines efforts to target technologies in the specific biophysical conditions in which smallholder farmers operate. …”
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Strategies for lowering milk carbon footprints in small-scale dairy farming: A Kenyan perspective por Gonzalez-Quintero, Ricardo, Dusingizimana, Petronille, Notenbaert, An

“…The functional unit was defined as 1 kg fat and protein-corrected milk (FPCM). The biophysical allocation approach from the IDF Global Carbon Footprint Standard for the Dairy Sector 2022 was used. …”
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Climate vulnerability assessment and development of adaptation strategies for agricultural value chains in Nampula and Zambézia, Mozambique por Mwungu, Chris, Osiemo, Jamleck, Koech, Grace, Majambo, Gamoyo, Chege, Christine, Binge, Brenda, Chilambe, Pedro

“…It utilises high-resolution climate data, biophysical datasets, socioeconomic indicators, and value chain diagnostics. …”
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Processes and progresses of the Ethiopian harmonized DST por Moltote, Feben Assefa, Cherenet, Meklit, Abera, Wuletawu, Desta, Gizaw, Desta, Lulseged, Tilaye, Amsalu, Rozarios, GIlbert, Desalegn, Henok, Mukund, Patil, Degefie, Tibebe, Kinde, Tesfaye, Sida, Tesfaye, Ndour, Adama, Dejene, Abera, Birru, Yitaferu, Temesgen, Dessalegn, Erkossa, Teklu, Schulz, Steffen, Maguta, Job Kihara, Vanlauwe, Bernard

“…The DST integrates multi-year national field trial data with soil and climate information to generate site-specific fertilizer recommendations that reflect local biophysical conditions and seasonal climate risk. Designed as a living platform, the system can continuously incorporate new data and improve advisory quality over time. …”
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Drought and flooding prediction in inland valleys and determinants of farmers mitigation measures across the Sudano-Guinean and Guinean zones por Akodekou, A.D., Dossou-Yovo, E.R.

“…Drought and wetness conditions were quantified using the Standardized Precipitation Evapotranspiration Index (SPEI), while Random Forest models were employed to identify key climatic and biophysical predictors. Farmers adaptation strategies and their determinants were analyzed using qualitative thematic analysis, principal component analysis, and Poisson regression. …”
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Roads as drivers of change: trajectories across the Tri-National Frontier in MAP, the Southwestern Amazon por Southworth, J., Marsik, M., Qiu, Y., Perz, S., Cumming, G., Stevens, F., Rocha, K., Duchelle, Amy E., Barnes, G.

“…This research addresses the role of roads and infrastructure improvements across a tri-national frontier region with similar climatic and biophysical conditions but very different trajectories of forest clearing. …”
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The global livestock agenda: Opportunities and challenges por Smith, Jimmy W., Grace, Delia, Herrero, Mario, Sones, Keith R.

“…Livestock research has a critical role to play in understanding and providing solutions for such issues spanning the biophysical and socioeconomic trade‐offs in livestock development at multiple scales and the new organizational models needed to facilitate a positive transition of developing‐country livestock sectors.…”
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