Search Results - "marginalism"
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Evaluación del uso de feromonas para el control y monitoreo de Spodoptera frugiperda y Helicoverpa zea en maíz dulce
Published 2014“…En Cantarranas se encontraron menos mazorcas con daño por gusanos en las parcelas con feromonas, resultando en una tasa de retorno marginal de 83% con respecto a no usar feromonas. A pesar, que no se encontraron diferencias significativas en las poblaciones de larvas, se observó una tendencia en la disminución de la población de larvas y un mayor número de bandejas con cuatro mazorcas al usar feromonas. …”
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Tesis -
Reciclaje de VPN Spodoptera frugiperda en el campo para el control del gusano cogollero S.frugiperda (J.E. Smith) en el cultivo de maíz.
Published 2014“…Al cambiar de alternativa de control de clorpirifos a 250 LE/ha tenemos una tasa de retorno marginal de 2.6. Durante la realización de parcelas demostrativas a ocho agricultores, se observó que los principales factores para la aceptación del VPN por parte de los agricultores fueron el grado de control del cogollero, el costo de la aplicación y el precio del VPN. …”
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Tesis -
Efecto de dos descargas y dos distanciamientos entre surcos y cuatro láminas de riego en caña de azúcar
Published 2012“…Económicamente el distanciamiento de 1.8 m con descargas de 1.0 L/h obtuvo una tasa de retorno marginal de 1,622%. En el análisis de varianza para rendimiento, no se observó efecto de la interacción descarga × distanciamiento entre surco, solamente mostraron diferencia significativa los tratamientos con distanciamiento de 1.8 m y descargas de 0.6 y 1.0 L, con respecto al distanciamiento de 2.4 m y descarga de 0.6 L en la producción de toneladas de azúcar por hectárea. …”
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Tesis -
Optimering vid nyttjande av röntgenutrustning hos Moelven Valåsen AB
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Second cycle, A1E -
Hormones and monensin use to improve pregnancy rates in grazing lactating beef cows in the semiarid region of Argentina
Published 2018“…Nevertheless, the use of a hormonal treatment increased pregnancy rate, suggesting that it could be used as a suitable tool to enhance the productivity in cows with marginal body condition score…”
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Artículo -
Investering i spannmålstorkning och lagring på gårdsnivå
Published 2006“…The current situation for Swedish grain farmers facing a situation with decreasing profitability makes it necessary for the farmers to find ways of increasing the margins in their grain growing. Decreasing profitabilities along with Lantmännens closing of grain elevators contribute to the necessity for farmers to invest in grain storing and drying at the farm. …”
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Otro -
Kan man ingjuta mer liv i Norra Fäladens centrum?
Published 2009“…The immediate neighbourhood is in many ways a shattered as well as an empty and ugly environment, dominated by a large parking space, a road with broad margins and cycling paths that lack in variety. Fäladstorget, with its lack of connection to the surroundings, functions almost as an isolated island, which makes it difficult to generate a stream of people moving over the centre square. …”
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Otro -
Fyra trädgårdar på bjälklag
Published 2009“…In fact, the joist construction only marginally affects the habitat created in a roof garden. …”
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Otro -
The relationship between vegetable growers and the supermarkets
Published 2005“…Another opportunity could be to increase the profit margin by adding value to the crops. The producers can also try to find other routes or methods to sell their produce through. …”
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Otro -
Hedging malting barley : maximizing expected utility considering price, yield and quality risk
Published 2018“…Using crop yield data from two case farms in Uppland and Östergötland and variable costing calculations from Agriwise the covariance matrices of gross margins are developed. The information is used to model fictitious case farms using quadratic risk programming. …”
H2 -
Profitability of animal welfare
Published 2021“…Participating in the ITW leads to reduced fluctuations of the contribution margin of about 11 %, also called hedging effectiveness. …”
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Second cycle, A2E -
Optimering av reducerad bearbetning
Published 2014“…Optimization of soil tillage and crop rotation is important in many aspects, but particularly in maximizing profit margins. Since the economic outcome is usually decisive, it can be interesting to study different combinations of soil tillage systems and crop rotations in order to identify the maximum economic outcome. …”
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First cycle, G2E -
Design for social innovation : a case study of Human Centered Design in Khayelitsha
Published 2016“…This thesis aims to investigate how participatory practices can be implemented in planning and design to create opportunities for social development in an economically and socially marginalized community. This has been done through a case study of Human Centered Design (HCD) in a site-specific design project in the township Khayelitsha, Cape Town. …”
H3 -
Alkylresorcinols in the plasma of children at high risk for obesity
Published 2016“…The inverse association with weight is emphasized in several observational studies, whereas a few intervention studies show no or marginal weight loss. Hitherto, no intervention studies on the role of WG intake for body weight management in children have been conducted. …”
M2 -
Puesta en valor de pepino dulce (Solanum muricatum), producido en el Valle de Limarí, a través de la caracterización del recurso genético local asociado a su origen geográfico y el...
Published 2024“…A pesar de que a nivel mundial el pepino dulce tiene altos precios, es considerado un fruto exótico y es un cultivo endémico de la Región Sud Andina, esta especie ha sido postergada en lo que a investigación se refiere y en Chile es un frutal marginal. No existen variedades comerciales, si no ecotipos con productividades muy variables y, pese a que materiales de Chile han sido llevados al extranjero para el desarrollo de variedades, no hay desarrollo local en esta especie. …”
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Proyectos -
Reduction of tomato losses through implementation of simple postharvest techniques using rosemary (Rosmarinus officinalis) essential oil in Bushi, Democratic Republic of the Congo
Published 2020“…Results indicated that in the Bushi region, soil characteristics and climate data varied from one experimental site to another and that Kabare is theoretically marginally suitable for tomato cultivation compared to Walungu where tomato can be cultivated in moderately and highly suitable areas. …”
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Tesis -
First report of crown rot caused by fusarium algeriense on wheat in Kyrgyzstan
Published 2022“…A 1-cm-diameter mycelial plug taken from the margin of actively growing colonies (PDA) of the representative isolate KyrFa01 was contacted with each seed, and then seeds were covered with the same potting mix. …”
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Journal Article -
Regional developments [in 2024 Global Food Policy Report]
Published 2024“…Policy reforms must consider the needs and preferences of diverse populations in the region, support the agency of the most marginalized producers and consumers, and strengthen regional cooperation to make diverse, healthy food available and accessible for all. …”
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Book Chapter -
Data Descriptor: Smart Subsidies for Catchment Conservation in Malawi
Published 2018“…In sum, these data include detailed assessments of farm and household characteristics; detailed crop-level measurements of inputs and production for all plots (baseline and endline surveys) or the main plot (intervention registrations; summaries at plot-level for all other plots); assessments of access to services, coupons, and markets; an economic experiment designed to assess marginal willingness-to-accept a CA incentive (baseline), and the perceived risks associated with CA (year 2 intervention and endline).…”
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Data Paper