Resultados de búsqueda - "Decadence"

Role of nitrogen fertilization in sustaining organic matter in cultivated soils por Ladha, Jagdish K., Reddy, C. Kesava, Padre, Agnes T., van Kessel, Chris

“…We used data from 135 studies of 114 long‐term experiments located at 100 sites throughout the world over time scales of decades under a range of land‐management and climate regimes to quantify changes in soil organic carbon (SOC) and soil organic nitrogen (SON). …”
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Famine and food insecurity in Ethiopia por von Braun, Joachim, Olofinbiyi, Tolulope

“…With the rapid population growth of the past two decades, per capita food grain production has declined. …”
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A scalable crop yield estimation framework based on remote sensing of solar-induced chlorophyll fluorescence (SIF) por Kira, Oz, Wen, Jiaming, Han, Jimei, McDonald, Andrew J., Barrett, Christopher B., Ortiz-Bobea, Ariel, Liu, Yanyan, You, Liangzhi, Mueller, Nathaniel D., Sun, Ying

“…Projected increases in food demand driven by population growth coupled with heightened agricultural vulnerability to climate change jointly pose severe threats to global food security in the coming decades, especially for developing nations. By providing real-time and low-cost observations, satellite remote sensing has been widely employed to estimate crop yield across various scales. …”
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Prevalence and antibiotic resistance of Escherichia coli in urban and peri-urban garden ecosystems in Bangladesh por Pramanik, Pritom Kumar, Hoque, M. Nazmul, Rana, Md. Liton, Islam, Md. Saiful, Ullah, Md. Ashek, Neloy, Fahim Haque, Ramasamy, Srinivasan, Schreinemachers, Pepijn, Oliva, Ricardo, Rahman, Md. Tanvir

“…In the past decade, there has been a notable rise in foodborne outbreaks, prominently featuring Escherichia coli as a primary pathogen. …”
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Adoption or placement in foster care and catch-up in linear growth and development: A meta-analysis of individual participant data por Leroy, Jef L., Angel, Moira Donahue, Frongillo, Edward A.

“…Background The ability of children to recover from linear growth retardation, often referred to as catch-up growth, has intrigued researchers for many decades. Whether adoption from a low-to a high-income setting, which provides a comprehensive improvement in the conditions that cause children to not grow well, leads to catch-up growth is unknown. …”
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Assessing the accuracy of satellite radar altimetry for inland water level monitoring por Camici, S., Calmettes, B., Daguzé, J.-A., Piras, F., Thibaut, P., Amarnath, Giriraj, Femenias, P., Tarpanelli, A.

“…A viable alternative for deriving surface water information on a large scale is satellite Earth Observation, and in recent decades satellite altimetry has become an established method for providing water level measurements. …”
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Local to regional-scale mechanisms behind successful climate services for agriculture in Latin America por Giraldo, Diana, Ríos, David, Navarro-Racines, Carlos, Camacho, Kemly, Martinez-Valle, Armando, Prager, Steven D., Obando, Diego, Zelaya, Carlos, Martinez-Baron, Deissy, Muñoz, Ángel G., Ramirez Villegas, Julian

“…The provision of climate services (CS) has grown at an unprecedented rate over the last decade in response to climate-related risks in several sectors of the global economy; this is especially true in agriculture. …”
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Political Economy of the Wheat Sector in Egypt: Seed Systems, Varietal Adoption, and Impacts por Bishaw, Zewdie, Yigezu, Yigezu, Azab Moustafa, Moustafa

“…On average, the crop represents about 10 percent of the total value of agricultural production and about 20 percent of all agricultural imports, which depicts the country’s insurmountable food security challenge. Over the last six decades, the wheat sector in Egypt has exhibited an increasing trend from 0.58 million ha with a productivity of 2.5 tons ha-1 and production of 1.44 million tons in 1961 to a high of 1.39 million ha, a productivity of 6.9 tons ha-1, and total production of 9.84 million tons in 2021. …”
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Urdbean (Vigna mungo L. Hepper) cultivar characterization based on multiple seed and flour properties and their multi-variate analysis using artificial neural network por Sen Gupta, Debjyoti, Sharanagat, Vijay Singh, Chakraborty, Gourav, Kumar, Jitendra, Parihar, A K, Yadav, Tanmay, Swaraj, Upadhyay, Srishti, Desai, Shivani, Katiyar, P.K., Das, S.P., Rana, Jai Chand, Dixit, G.P.

“…However, the physical parameters of seeds, functional properties of flour samples and swelling power or solubility of starch samples of urdbean were never studied in varieties systematically released over decades. Hence, the present study was undertaken based on mentioned parameters to formulate artificial neural network (ANN) model for varietal identification. …”
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The effects of a secondary school scholarship on youth outcomes: Evidence from a randomized trial por Leight, Jessica

“…In Ethiopia, enrollment in lower secondary school roughly doubled over the past decade to reach an estimated 46 percent in 2021–2022, but substantial heterogeneity exists across rural and urban areas and across poorer and richer households (Tiruneh and Molla 2024). …”
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Enhancing Sustainable Groundwater Governance through the Groundwater Management Information System (GMIS): A Case Study of Punjab, Pakistan por Ullah, Muhammad Kaleem, Hafeez, Mohsin, Iqbal, Naveed, Cheema, Muhammad Jehanzeb Masud, Siddiqui, Salman, Aeman, Hafsa, Zafar, Haseeb, Bodla, Habibullah, Ashraf, Muhammad

“…Pakistan is facing an escalating water crisis, intensified by climate change impacts over the past two decades. Limited freshwater resources and rising competition among agricultural, domestic, and industrial users have worsened water scarcity. …”
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Unlocking Finance through Livestock: Ethiopia's Innovative Lending Model por Endrias, Abrhame, Demissie, Teferi

“…One of the most persistent barriers facing smallholder dairy farmers in Ethiopia is limited access to finance. For decades, rural livestock producers have been largely excluded from formal credit systems due to the absence of conventional collateral such as land titles or fixed assets. …”
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A review of fire projects in Indonesia (1982-1998) por Dennis, R.A.

“…The 'Great Fire of Borneo' in 1982-83 was one of the worst fire events in recent decades. Small holders clearing land for cultivation were primarily blamed for starting fires that rapidly spread out of control. …”
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Balancing public and private sector roles in an effective seed supply system por Loch, D.S, Boyce, K.G

“…These factors have led to far-reaching structural changes in relation to commercial seed production and delivery in the developed world over the past decade. The recent changes in seed supply arrangements were focused initially on high volume arable food crops in the larger developed economies of North America and western Europe. …”
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Characterization and cost estimation of erosion in Abay basin: Case study on Meja watershed por Desalegn, B.

“…The ten consecutive day samples were bulked on decade basis for each station and then both physical and chemical parameters of the sediment and runoff samples were analyzed at Ambo University. …”
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Characteristics and onsite costs of the sediment lost by runoff from Dapo and Chekorsa Watersheds, Digga District por Wudneh, A.

“…Mean lost of available nitrogen and phosphorus was 1.6+0.14 and 0.4+0.06, and 1.5+0.17 and1.1+0.13 in Kg per decade from Chekorsa and Dapo River, respectively. …”
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Innovative haricot beans (Phaseolus vulgaris) seed system for smallholder farmers in Dale District, Southern Ethiopia: Experiences from IPMS por Yilma, Y., Berhe, Kahsay, Hoekstra, Dirk, Jaleta, Moti, Alemayehu, F., Gebrehawariat, K., Ayele, D.

“…The demand for haricot bean (Phaseolus vulgaris), both in domestic and export markets, has been increasing in the past decade. This development can be exploited by smallholders to increase their income through increased market participation. …”
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Agriculture, food security and climate change: Outlook for knowledge, tools and action por Vermeulen, Sonja J., Aggarwal, Pramod K., Ainslie, A., Angelone, C., Campbell, Bruce M., Challinor, Andrew J., Hansen, James, Ingram, John S.I., Jarvis, Andy, Kristjanson, Patricia M., Lau, Charlotte, Thornton, Philip K., Wollenberg, Eva Karoline

“…Actions towards adaptation fall into two broad overlapping areas: (1) better management of agricultural risks associated with increasing climate variability and extreme events, for example improved climate information services and safety nets, and (2) accelerated adaptation to progressive climate change over decadal time scales, for example integrated packages of technology, agronomy and policy options for farmers and food systems. …”
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Outbreaks of African swine fever in domestic pigs in Gulu district, Uganda por Tejler, E.

“…The demand for animal products has increased in the last decades, especially for poultry and pork. Pork production has increased drastically globally, and also in Uganda. …”
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Workshop on climate-smart agriculture in Asia: research and development priorities

“…The region is prone to climatic extremes, which regularly impact agricultural production and farmers’ livelihood. In the last decade, these regions have witnessed considerable increase in the number of floods, droughts, some of the most devastating cyclones in recorded history; and water, soil and land resources continue to decline. …”
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