Resultados de búsqueda - EHESS~

Estimated investment cost for the implementation of good practices in livestock farms to choose a sustainable certification: case study of the region Esparza, Costa Rica por Castro Vargas, Rodrigo E.

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Estimación del costo de inversión para la implementación de buenas prácticas ambientales en fincas ganaderas para optar por una certificación sostenible: estudio de caso de la regi... por Castro Vargas, Rodrigo E.

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Análisis del ciclo de vida aplicado a la fase de extracción de guadua, en el Eje Cafetero colombiano por Hernández Londoño, Andrea, Montoya Arango, Jorge A., Camargo García, Juan C.

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Sensibilidad de las zonas de vida de Holdridge en Nicaragua en función del cambio climático por Mendoza, Fernando

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De största hoten mot havssköldpaddornas överlevnad och möjliga lösningar por Afonso, Nikitta

Above- and belowground carbon stocks and effects of enrichment planting in a tropical secondary lowland dipterocarp rainforest por Jensen, Joel

“…The intact tropical rainforests are rapidly being degraded and subsequently converted to other land uses, with associated greenhouse gas emissions and loss of biodiversity. It is imperative that the effects of such conversions and large-scale restoration efforts on forest structure and ecosystem services are understood to effectively be able to counteract the negative consequences of deforestation and forest degradation. …”

Utforsling och tillvaratagande av sten från ett hygge, är det lönsamt? por Andersson, Johan

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Strömaterial för hästar por Öst, Greta

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Trähusindustrins marknadsföring av klimatfördelar med trä : en studie om kommunikationen beträffande träbyggandets klimatfördelar por Bergkvist, Sophia

Commercial eucalyptus plantations with Taungya system in Lao PDR: analysis of tree root biomass por Edberg, Simon

“…The increasing demand for wood, fibre and pulp coupled with efforts to mitigate greenhouse gas emission has put immense importance on the development of forest plantations. …”

Yield gap analysis and entry points for improving productivity on large oil palm plantations and smallholder farms in Ghana por Rhebergen, Tiemen, Fairhurst, Thomas, Whitbread, Anthony M., Giller, Kenneth E., Zingore, S.

“…Although maximum fruit bunch (FB) yields of >20 t ha−1 yr−1 are achievable, average FB yields in Ghana are only 7 t ha−1 yr−1. Despite the pressing need to increase palm oil production and improve yields, knowledge of the underlying causes of poor yields in Ghana is lacking. …”
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Plant genetic resources and food security in West and Central Africa: Regional Conference, 26-30 April 2004 por Vodouhe, R., Atta-Krah, Kwesi, Achigan-Dako, Enoch G., Eyog-Matig, O., Avohou, H.

“…Many initiatives are already being developed in the region and the conference emphasised the necessity to link all those initiatives and to ensure that the region is not left out in genetic resources conservation and use. …”
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A Learning Journey at the Inaugural Pacific Week of Agriculture in Vanuatu por Francis, Judith Ann, Dietershagen, Jana

“…As a region, the Pacific faces a number of pressing challenges, linked to a rapidly growing population, high youth unemployment, soaring food imports and alarming levels of non-communicable diseases (NCDs) fuelled by poor nutrition. …”
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The Nairobi pork value chain: Mapping and assessment of governance, challenges, and food safety issues por Murungi, Maurice K., Muloi, Dishon M., Muinde, Patrick, Githigia, S.M., Akoko, James M., Fèvre, Eric M., Rushton, Jonathan, Alarcón, P.

“…The main challenges reported included; (i) Lack of capital to upscale (ii) Poor infrastructure (iii) Pig shortage (iv) Excessive regulation (v) Lack of training (vi) Diseases (v) Lack of knowledge (vi) Unfair competition. …”
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Chromium contamination in paddy soil-rice systems and associated human health risks in Pakistan por Ali, W., Zhang, H., Mao, K., Shafeeque, Muhammad, Aslam, M. W., Yang, X., Zhong, L., Feng, X., Podgorski, J.

“…The human health index, total hazard quotient (THQ « 1), indicates no potential health risk originating from Cr exposure to the population. However, the excess Cr level in paddy soil and rice grain is still a concern. …”
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History of anthropogenic Nitrogen inputs (HaNi) to the terrestrial biosphere: A 5 arcmin resolution annual dataset from 1860 to 2019 por Tian, Hanqin, Bian, Zihao, Shi, Hao, Qin, Xiaoyu, Pan, Naiqing, Lu, Chaoqun, Pan, Shufen, Tubiello, Francesco N., Chang, Jinfeng, Conchedda, Giulia, Liu, Junguo, Mueller, Nathaniel D., Nishina, Kazuya, Xu, Rongting, Yang, Jia, You, Liangzhi, Zhang, Bowen

“…Excessive anthropogenic nitrogen (N) inputs to the biosphere have disrupted the global nitrogen cycle. …”
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Does conservation agriculture work as advertised? Implications on labor and farm returns in sentinel sites in Malawi and Zambia por Chikwalila, Eric Muhulu, Ngoma, Hambulo, Pangapanga-Phiri, Innocent, Tufa, Adane H., Alene, Arega D., Chikoye, D., Chipindu, Lovermore, Simutowe, Esau, Marenya, Paswel P., Thierfelder, Christian

“…Sub-Sahara Africa (SSA) has degraded soils, epitomized by decades of loss of valuable topsoil caused by continuous cultivation, monocropping, excessive run-off, and the absence of effective conservation-based farming practices. …”
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Development of a flood index insurance product for Zambia por Batra, N., Amarnath, Giriraj

“…For flash floods, compensation is triggered by excess rainfall over a specified period. Ultimately, the project aims to offer a combined flood coverage product addressing both flash and riverine floods, contributing to the overall goal of strengthening disaster resilience through integrated risk analysis, financial solutions, and actionable protocols.…”
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Reproductive seasonality in African ungulates in relation to rainfall por Ogutu, Joseph O., Piepho, Hans-Peter, Dublin, Holly T.

“…We compare the phenology and synchrony of breeding among the Mara ungulates with those for other parts of equatorial East Africa, with bimodal rainfall and less seasonal forage variation, and for subtropical southern Africa, with unimodal rainfall distribution and greater seasonal forage variation. …”
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A global FAOSTAT reference database of cropland nutrient budgets and nutrient use efficiency (1961–2020): nitrogen, phosphorus and potassium por Ludemann, Cameron I., Wanner, Nathan, Chivenge, Pauline, Dobermann, Achim, Einarsson, Rasmus, Grassini, Patricio, Gruere, Armelle, Jackson, Kevin, Lassaletta, Luis, Maggi, Federico, Obli-Laryea, Griffiths, van Ittersum, Martin K., Vishwakarma, Srishti, Zhang, Xin, Tubiello, Francesco N.

“…Nutrient budgets help to identify the excess or insufficient use of fertilizers and other nutrient sources in agriculture. …”
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