Resultados de búsqueda - "field experiment"

Biologisk nedbrytning av plogsulan : växtföljder, klimat och användningsområden por Larsson, Björn

Shrub facilitation increases plant diversity along an arid scrubland-temperate rain forest boundary in South America por Zonneveld, M.J. van, Gutiérrez, J.R., Holmgren, M.

“…Seedlings of forest species were extremely rare. The field experiment demonstrated the importance of nurse plant facilitation for the survival of the forest species at both sides of the boundary. …”
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A contribution to understanding the origin of platy structure in silty soils under no tillage por Sasal, Maria Carolina, Léonard, Joel, Andriulo, Adrian Enrique, Boizard, Hubert

“…The laboratory experiment of w-d cycles was carried out with two disturbed layers of a Typic Argiudoll, which was repacked to achieve two different bulk densities, and the columns were subjected to 5, 10, or 15 w-d cycles. In the field experiment, the P structure was clearly identified by VSE and corroborated by shear strength and bulk density measurements. …”
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Quality healthcare and health insurance retention: Evidence from a randomized experiment in the Kolkata slums por Delavallade, Clara

“…Using data from a field experiment in India, I examine the impact of high-quality care experiences in the form of a free medical consultation with a qualified nongovernmental organization doctor, randomly offered by a health insurance provider to a subset of its enrollees.…”
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Breaking the norm: An empirical investigation into the unraveling of good behavior por Hill, Ruth Vargas, Maruyama, Eduardo, Viceisza, Angelino

Materias: “…field experimentation…”
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Markberedningens, planteringspunktens och behållardjupets inflytande på granminiplantors etablering i fält por Olerås, Kristoffer

“…The results for the first field experiment showed an overall survival rate of 85 %. …”

Breaking the norm: An empirical investigation into the unraveling of good behavior por Hill, Ruth Vargas, Maruyama, Eduardo, Viceisza, Angelino

Materias: “…field experimentation…”
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The formation of reference points in consumer choice behavior: Experimental evidence from a fish market in Nigeria por Shikuku, Kelvin Mashisia, Bulte, Erwin, Lagerkvist, Carl Johan, Tran, Nhuong

“…We study the role of endowments and expectations in the construction of reference points in the context of fish trading on fish markets in Nigeria. In our field experiment, consumers can trade a known food item for a novel, superior food item (and vice versa). …”
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Evaluación del modelo de simulación CERES-maize aplicado a una variedad de maíz en oxisoles de los Llanos Orientales de Colombia por Rivera Peña, M., Amézquita Collazos, Edgar

“…In 1993, a long-term field experiment was established in Carimagua, Colombia, (4°36 N, 71°19 W and 160 m altitude). …”
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Criteria for assessment of the residual value of fertilizer phosphorus por Sahrawat, K.L.

“…Sorghum yield and P uptake response data from a field experiment conducted at the ICRISAT farm, Patancheru (near Hyderabad) consecutively for four years (1987–1990) were used for determining the residual value of fertilizer P under rainfed cropping on a Vertisol acutely deficient in P. …”
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Earned and unearned income: Experimental evidence on expenditures and labor supply in Malawi por Ambler, Kate, Godlonton, Susan

“…Though the differential impacts of earned and unearned income have long been of interest to economists and policymakers, the study of this question is often conflated by other differences between the income streams. We conduct a field experiment in Malawi in which we examine the differential short-term effect of earned and unearned income on the allocation of expenditures and labor supply, holding all other factors constant. …”
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Survey of Land and Water Management Practices Over Time on the Productivity and Economic Benefits of Cereal Crops por International Crops Research Institute for the Semi-Arid Tropics

“…The data collected complete the data on environmental domain (field experiment from 2015 to 2017). That data were collected from the four established technology parks in Bougouni and Koutiala.…”
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An experiment on the impact of weather shocks and insurance on risky investment por Hill, Ruth Vargas, Viceisza, Angelino

Materias: “…field experimentation…”
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Using elicitation mechanisms to estimate the demand for nutritious maize: Evidence from experiments in rural Ghana por Chowdhury, Shyamal, De Groote, Hugo, Meenakshi, Jonnalagadda V., Haleegoah, Joyce, Ewool, Manfred, Banerji, Abhijit

“…In this paper we assess (a) consumers’ willingness to pay (WTP) for a recently developed variety of maize that is high in provitamin A in the context of a public health intervention and (b) the performance of three elicitation mechanisms in estimating WTP in a field experiment in Ghana. The mechanisms that we used for elicitation are the Becker-DeGroot-Marschak (BDM) mechanism, kth price auction, and choice experiment. …”
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Public good experiment data of a water game framed to Rajasthan/India por Falk, Thomas, Kumar, Shalander, Srigiri, Srinivasa

Materias: “…field experimentation…”
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Exploring the influence of differentiated nutrition information on consumers’ mental models regarding foods from edible insects: A means-end chain analysis por Pambo, K.O., Okello, J.J., Mbeche, R.M., Kinyuru, J.N.

“…This study used a field experiment and means-end chain analysis to examine the effects of positive and perceived negative nutrition information on the households’ motivations to consume insect-based foods. …”
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Efecto de dos fungicidas asociados a un insecticida sobre la Monilia del cacao por Díaz Moreno, J., Nápoles, V.M.

“…A field experiment on the control of Monilia pod rot of cacao was carried out in an unshaded clonal plantation, six year old, in full production. …”
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La roya de la papa causada por Puccinia Pittieriana y su combate químico en Ecuador por Diaz Moreno, Jaime, Echeverria, Jaime

“…In order to determine its che-mical control, a field experiment was made at Tufiño, Carchi province, to evalua e eight fungicides and one insecticide. …”
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Enhancing adaptive capacity through climate-smart insurance: Theory and evidence from India por Kramer, Berber, Ceballos, Francisco

“…Specifically, in a field experiment in India, we test whether conditioning insurance payouts on not burning residues improves residue management as a CSA technology. …”
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Willingness to Pay for Quality Seeds: Field Experimental and Survey Data, Tanzania Bean Study, 2015-16 por Mywish K., Maredia, Shupp, Robert, Mishili, Fulgence, Reyes, Byron A., Kusolwa, Paul, Kudra, Abdul

“…This dataset includes results of double blind field experiments and experimental auctions conducted with bean farmers in Tanzania to gauge the relative demand for four types of seed products--i.e., certified 1, certified 2, quality declared, and recycled seed. …”
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