Resultados de búsqueda - "pressure"

Influence of weather and endogenous cycles on spatiotemporal yield variation in oil palm por Monzon, Juan P., Jabloun, Mohamed, Cock, James H., Caliman, Jean-Pierre, Couëdel, Antoine, Donough, Christopher R., Ho Vun Vui, Philip, Li Lim, Ya, Mathews, Joshua, Oberthür, Thomas, Prabowo, Noto E., Edreira, Juan Rattalino, Sidhu, Manjit, Slingerland, Maja A., Sugianto, Hendra, Grassini, Patricio

“…Our analysis also highlights the importance of vapor pressure deficit (VPD) as a stress factor in oil palm, with this study being the first to demonstrate the negative relationship between yield and VPD and yield and water-use efficiency at the block level. …”
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Carbon sequestration potential, challenges, and strategies towards climate action in smallholder agricultural systems of South Asia por Jat, Mangi Lal, Chakraborty, Debashis, Ladha, Jagdish K., Parihar, Chiter Mal, Datta, Ashim, Mandal, Biswapati, Nayak, Harisankar, Maity, Pragati, Rana, Dharamvir Singh, Chaudhari, Suresh K., Gerard, Bruno G.

“…South Asia is a global hotspot for climate change with enormous pressure on land and water resources for feeding the burgeoning population. …”
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Automatization and evaluation of a remote sensing-based indicator for wetland health assessment in East Africa on national and local scales por Steinbach, S., Hentschel, E., Hentze, K., Rienow, A., Umulisa, V., Zwart, Sander J., Nelson, A.

“…WUI thus serves as a surrogate indicator to measure pressure on wetland ecosystems. We developed a new and automated approach for WUI calculation that is implemented in the Google Earth Engine (GEE) cloud computing environment. …”
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Sahel social cohesion research in Burkina Faso and Niger: Working Paper por Pul, Hippolyt, Meinzen-Dick, Ruth S., Konde, Bernard B., Zogho, Donatus, Kuuchille, Emmanuel V., McCarthy, Nancy, Marivoet, Wim

“…The arrival of displaced persons fleeing the attacks has increased pressure on already limited food stocks and other assets of host communities. …”
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Assessing residue and tillage management options for carbon sequestration in future climate change scenarios por Aditi, Kumari, Abbhishek, Kumar, Chander, Girish, Singh, Ajay, Falk, Thomas, Mequanint, Melesse B., Cuba, Perumal, Anupama, G., Mandpati, Roja, Nagaraji, Satish

“…A comparison of results under SSP 2.6 and 4.5 Wm−2 with SSP 8.5 shows that demand pressure from competitive marketplaces inhibits the establishment of soil carbon sinks and significantly reduces crop yields, likely due to indiscriminate chemical fertilizer use. …”
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Boosting the adoption of sustainable land-use systems for climate-change mitigation and peacebuilding por Pérez Marulanda, Lisset, Rudbeck Jepsen, M, Castro Nunez, Augusto Carlos

“…Sustainable land-use systems (SLUS), such as agroforestry with cocoa, implemented with organic fertiliser, with prescribed post-harvest practices and rainwater irrigation, can potentially increase farm productivity, while reducing pressure on natural resources by decreasing deforestation and providing legitimate incomes for rural households. …”
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Nutrition-sensitive food distribution amidst inflationary shock: Evidence from a randomized intervention in Egypt por Abay, Kibrom A., Abdelfattah, Lina Alaaeldin, Elkaramany, Mohamed, Elsabbagh, Dalia, Kurdi, Sikandra

“…We evaluate the impacts of a traditional food distribution and a nutrition-sensitive food distribution intervention in the context of a rapidly increasing inflationary pressure in Egypt. Besides evaluating the relative and absolute impacts of these interventions on household food and nutrition security, we also examine their impacts on households’ preferences for in-kind versus cash transfers. …”
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When implementation goes wrong: Lessons from crop insurance in India por Nirmal, Rajalakshmi, Babu, Suresh Chandra

“…The government of India had to make the program voluntary under pressure from farmers’ associations, although it was designed as mandatory for famers seeking institutional credit. …”
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Land scarcity impedes sustainable input intensification in smallholder irrigated agriculture: Evidence from Egypt por Abay, Kibrom A., El-Enbaby, Hoda, Abdelfattah, Lina Alaaeldin, Breisinger, Clemens

“…Increasing population pressure and population density in many African countries are inducing land scarcity and land constraints. …”
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Socio-economic, environmental and health impacts of dietary transformation in Bangladesh: A scenario simulation study for the period 2022-2040 por van Dijk, Michiel, de Lange, Thijs

“…Sustainable healthy diets are defined by the Food and Agriculture Organization of the United Nations (FAO) as “a dietary pattern that promotes all dimensions of individuals’ health and wellbeing; has low environmental pressure and impact; is accessible, affordable, safe and equitable; and is culturally acceptable”. …”
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Biophysical and economic implications for agriculture of +1.5° and +2.0°C global warming using AgMIP Coordinated Global and Regional Assessments por Ruane, Alex C, Antle, John, Elliott, Joshua, Folberth, Christian, Hoogenboom, Gerrit, Mason-D'Croz, Daniel, Müller, Christoph, Porter, Cheryl H., Phillips, Meridel M., Raymundo, Rubí M., Sands, Ronald D., Valdivia, Roberto, White, Jeffrey W., Wiebe, Keith D., Rosenzweig, Cynthia

“…The result is upward pressure on prices and area expansion for maize and wheat Triticum aestivum, while soy prices and area decline (results for rice Oryza sativa are mixed). …”
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Continent-wide genomic analysis of the African buffalo (Syncerus caffer) por Talenti, A., Wilkinson, T., Cook, Elizabeth A.J., Hemmink, Johanneke D., Paxton, E., Mutinda, M., Ngulu, S.D., Jayaraman, S., Bishop, Richard P., Obara, I., Hourlier, T., Giron, C.G., Martin, F.J., Labuschagne, M., Atimnedi, P., Nanteza, A., Keyyu, J.D., Mramba, F., Caron, A., Cornelis, D., Chardonnet, P., Fyumagwa, R., Lembo, T., Auty, H.K., Michaux, J., Smitz, N., Toye, Philip G., Robert, C., Prendergast, J.G.D., Morrison, L.J.

“…Genomic analysis can provide insights into the evolutionary history of the species, and the key selective pressures shaping populations, including assessment of population level differentiation, population fragmentation, and population genetic structure. …”
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Assessing Africa’s environmental footprint: Unveiling cattle production variation across regions por Isiaho, Glarion, Mwema, Emmanuel, Van Der Hoek, Rein, Notenbaert, An, Gonzalez Quintero, Ricardo

“…This exerts significant pressure on environmental resources, potentially leading to long-term risks. …”
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Genetic trends in the Zimbabwe's national maize breeding program over two decades por Ronica Mukaro, Chaingeni, Davison, Sneller, Clay, Cairns, Jill E., Musundire, Lennin, Prasanna, Boddupalli M., Busiso Olga Mavankeni, Das, Biswanath, Mulanya, Mable, Chivasa, Walter, Mhike, Xavier, Thokozile Ndhlela, Goredema-Matongera, Nakai, Matova, Prince Muchapondwa, Muungani, Dean, Mutimaamba, Charles, Dagne Wegary Gissa, Zaman-Allah, Mainassara, Magorokosho, Cosmos, Victor Chingwara, Dumisani Kutywayo

“…Trials were conducted under optimal, managed drought stress, low nitrogen stress, low pH, random stress, and disease pressure (maize streak virus (MSV), grey leaf spot (GLS), and turcicum leaf blight under artificial inoculation. …”
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Responses to elevated daytime air and canopy temperature during panicle development in four rice genotypes under paddy conditions in large field chambers por Pasuquin, Estela M., Eberbach, Philip L., Hasegawa, Toshihiro, Lafarge, Tanguy, Harnpichitvitaya, Dome, Wade, Len J.

“…Genotypes with appropriate canopy structures should be chosen for high vapour pressure deficit (VPD) conditions. Both maximum canopy temperature and VPD need to be specified to define the critical threshold for heat tolerance. …”
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Preliminary report on the comparative weed suppressibility of Bangladeshi Wheat varieties por Islam, A. K. M. Mominul, Uddin, Md. Nasir, Yeasmin, Sabina, Kheya, Sinthia Afsana, Islam, Md. Shafiqul, Ahmed, Sharif, Hossain, Akbar, Anwar, Md. Parvez

“…Utilizing wheat cultivars that are weed-competitive can lessen weed pressure and inordinate herbicide usage in wheat fields by a substantial amount. …”
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Preliminary reports on comparative weed competitiveness of Bangladeshi monsoon and winter rice varieties under puddled transplanted conditions por Islam, A. K. M. Mominul, Nasir, Mohammad, Akter Mou, Mahmuda, Yeasmin, Sabina, Islam, Md. Shafiqul, Ahmed, Sharif, Anwar, Md. Parvez, Hadifa, Adel, Baazeem, Alaa, Iqbal, Muhammad Aamir, Juraimi, Abdul Shukor, EL Sabagh, Ayman

“…Weed-competitive rice cultivars, a viable tool for integrated weed management of rice-field weeds, may greatly reduce the weed pressure and excessive dependence on herbicide in controlling weeds. …”
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Rice blast management in Cambodian rice fields using Trichoderma harzianum and a resistant variety por Chou, Cheythyrith, Castilla, Nancy, Hadi, Buyung, Tanaka, Toshiharu, Chiba, Sotaro, Sato, Ikuo

“…T. harzianum effectively reduced neck blast at high disease pressure. Growing a resistant variety, e.g. CAR14, effectively reduced AULBPC and NB incidence compared to T. harzianum and farmers’ practice of fungicidal use but the association of T. harzianum and resistant variety did not increase the effect in the control of disease…”
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Stomatal conductance responses to evaporative demand conferred by rice drought-yield quantitative trait locus qDTY12.1 por Henry, Amelia, Stuart-Williams, Hilary, Dixit, Shalabh, Kumar, Arvind, Farquhar, Graham

“…In a series of field experiments in which stomatal conductance was measured across different times of day in four qDTY12.1 near isogenic lines (NILs), the NILs and Way Rarem showed consistently higher stomatal conductance than Vandana under conditions of low vapour pressure deficit (VPD) and low photosynthetically active radiation (PAR), and consistently lower stomatal conductance than Vandana under high VPD and high PAR. …”
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Performance of newly developed weed-competitive rice cultivars under lowland and upland weedy conditions por Dimaano, Niña Gracel B., Ali, Jauhar, Sta. Cruz, Pompe C., Baltazar, Aurora M., Diaz, Maria Genaleen Q., Acero, Bart L., Li, Zhikang

“…Parents and checks were included for comparison. Selection pressure for weed competitiveness was relatively stronger in upland conditions than in lowland conditions. …”
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