Resultados de búsqueda - "Chang’an"

The effect of quality on gari prices in Nigeria: a hedonic analysis por Ezedinma, C.I., Nkang, N.

“…There may be need to change producer and consumer preference through sensitisation and capacity building especially in areas were yellow gari is not currently preferred such as in southwest Nigeria. …”
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Carbon and nitrogen dynamics in a phosphorus deficient soil amended with organic residues and fertilizers in western Kenya por Nziguheba, Generose, Merckx, Roel, Palm, Cheryl A.

“…Organic inputs are expected to have advantages over fertilizers by affecting many biochemical properties controlling nutrient cycling. Our study examined changes in soil C and N, C and N mineralization, microbial biomass C (MBC) and N (MBN), and particulate organic matter (POM) in a P-limiting soil in western Kenya after applications of organic residues and fertilizers to overcome P limitation to crops. …”
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Yield components of triploid and tetraploid Musa genotypes in Nigeria por Baiyeri, K., Mbah, B., Tenkouano, A.

“…Thus, the adaptation patterns of genotypes across environments varied according to the trait studied. When rank changes were not observed across traits for a given genotype, differences were still noted in the relative magnitude of the IPCA1 score. …”
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Effects of soil pasteurization and soil N status on severity of Striga hermonthica (Del.) Benth. in maize por Ahonsi, M., Berner, D., Emechebe, A., Lagoke, S.T.O.

“…Analysis of natural and pasteurised soil revealed only minor differences in composition of K+, Na+, Cu, Mn, and Fe, and none of these changes was directly related to S. hermonthica infection in maize. …”
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Farmers nutrient management practices in indigenous cropping systems in southern Cameroon por Buttner, U., Hauser, S.

“…However, whether farmers change their management of soil and nutrients according to the fallow length is not known. …”
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Carbon emissions performance of commercial logging in East Kalimantan, Indonesia por Griscom, B, Ellis, C., Putz, F.E.

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Wastewater: the untapped resource por United Nations World Water Assessment Programme

“…The potential benefits of extracting such resources from wastewater go well beyond human and environmental health, with implications on food and energy security as well as climate change mitigation. In the context of a circular economy, whereby economic development is balanced with the protection of natural resources and environmental sustainability, wastewater represents a widely available and valuable resource. …”
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Consumer demand heterogeneity and valuation of value-added pulse products: a case of precooked beans in Uganda por Aseete, Paul, Katungi, Enid M., Bonabana-Wabbi, Jackline, Birachi, Eliud Abucheli, Ugen, Michael Adrogu

“…As consumption dynamics change due to a rapid expansion of urban populations, rising incomes and high costs of energy, demand for fast-cooking processed foods is rising. …”
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Techne meets Metis: Knowledge and practices for tick control in Laikipia County, Kenya por Mutavi, Faith, Aarts, N., Passen, A. van, Heitkönig, I., Wieland, Barbara

“…All respondents indicated having relevant techne available about tick ecology and tick management practices. To adapt to the changing social, economic and institutional context, they further developed metis, integrating the known techne. …”
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Caregivers' nutritional knowledge and attitudes mediate seasonal shifts in children's diets por Oduor, Francis Odhiambo, Boedecker, J., Kennedy, G., Mituki‐Mungiria, D., Termote, Céline

“…A two‐block hierarchical regression to predict the seasonal changes in dietary quality of children using caregiver's nutritional knowledge and attitude scores while controlling for the effect of sociodemographics and mean adequacy ratio at first season (plenty) found that caregiver's nutritional knowledge (ß = −0.007, SE = 0.003, P = 0.027, 95% CI [−0.013, −0.001] ŋ2 = 0.034) but not attitudes had significant contribution to the prediction. …”
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Concepts and practices in agricultural extension in developing countries: a source book por Anandajayasekeram, P., Puskur, Ranjitha, Workneh, Sindu, Hoekstra, Dirk

“…The first chapter outlines the emerging challenges faced by agricultural R&D sectors and how paradigms are evolving in response to these changes and challenges. The second chapter traces the evolution of agricultural extension thinking and practice. …”
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Restoring Degraded Rangelands in Jordan: Optimizing Mechanized Micro Water Harvesting using Rangeland Hydrology and Erosion Model (RHEM). por Strohmeier, Stefan, Haddad, Mira, Vries, Job de, Saba, Muna, Obeidat, Eiylaf Fawzi, Nouwakpo, Sayjro

“…Jordan's rangelands, the so called Badia, home of the Bedouins, are threatened through a combination of over-exploitation of the ecosystem services and a changing climate towards drier seasons and highly erratic rainfalls. …”
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Differential response of cowpea lines to aluminum and phosphorus application por Kolawole, G.O., Tian, G., Singh, B.

“…Fewer lines showed decreased shoot biomass and grain yield with Al application. Despite little change in nodule number following Al application, there was a significant decrease in nodule weight (between 24 and 53% reduction) for nearly all lines. …”
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The mineralization of sulfur from organic residues measured by inverse isotope dilution por Nziguheba, G., Smolders, E., Merckx, Roel

“…The specific activity (SA) of soil-extractable SO4 did not change significantly in the control soil during the subsequent experimental period despite significant net mineralization, illustrating that labile-S in soil was homogenously labeled. …”
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Diversity, distribution and farmer preferences of Musa cultivars in Uganda por Gold, Cliford S., Kiggundu, A., Abera, A.M.K., Karamura, D.

“…Little is known about the distribution of the vast germplasm and this study was set up to help determine a distribution pattern and to understand the dynamics of cultivar change using farmers participatory appraisal methods. …”
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Contribution of forest plantations to soil phosphorus reserves por Giannini, Ana Paula, Restovich, Silvina Beatriz, Lupi, Ana Maria, Ferrere, Paula, Beribe, Maria Jose

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Chia (Salvia hispanica L.) yield is limited by sink strength during grain filling por Burgos, Sol Maira, Diez, Josefina, Acreche, Martin Moises

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Geomorphological studies in terroirs characterization on the Abaucán valley, Catamarca province, Argentina por Moreiras, Stella Maris, Babelis, German Claudio, Bueno Grimalt, Luis Anibal, Schulz, Guillermo, Flores Cáceres, María Laura

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Desarrollo profesional de los bibliotecólogos en las organizaciones: transdisciplina y profesionalismo por Tripaldi, Nicolás Marí­a

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Modernization and the evolution of irrigation practices in the Rio Dulce Irrigation Project, Santiago del Estero, Argentina : una tarea de todos por Prieto Garra, Daniel

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