Resultados de búsqueda - "marginalism"

Comportamiento de cinco híbridos y una variedad de maíz (Zea mays L.) bajo un sistema de labranza mínima en Tulumayo. por Chávez Figueroa, Juan Carlos

“…En cuanto a la altura de planta y altura de mazorca, la variedad Marginal 28 (T1), presentó el mayor porte 2.79 m y 1.47 m, respecto a los demás tratamientos, con excepción del tratamiento T 3 (híbrido AG612). 4. …”
Enlace del recurso

Efecto de tres densidades de siembra en el comportamiento de tres cultivares comerciales de maíz (Zea mays L.) en dos localidades. por Rojas Ruiz, Richard Paúl

“…Los componentes en estudio estuvieron constituidos por los factores cultivares de maíz (a1 = Híbrido XB 8010, a2 =Híbrido DK 834 y a3 =Variedad 'Marginal 28-T') y densidades de siembra (b1 = 0.80 x 0.35 m, b2 = 0.80 x 0.40 m y b3 = 0.80 x 0.50 m). …”
Enlace del recurso

Towards improving the assessment of rainforest carbon: Complementary evidence from repeated diameter measurements and dated wood por Angoboy Ilondea, B., Mil, T. de, Hubau, W., Acker, J. van, Bulcke, J. van den, Fayolle, A., Bourland, N., Kapalay, O., Chantrain, A., Ewango, C., Beeckman, H.

“…We use forest inventory data and archived annual diameter measurements from the Luki Biosphere Reserve in the southwestern margin of the Congo Basin forest massif. In addition, dated wood data are available from the same location thanks to tag nail traces that allow for the measurement of growth increments over a period of 66 years. …”
Enlace del recurso

Cost-Benefit Analysis of Native Pigs as a Climate-Smart Agriculture Option in the Philippines por Manilay, Alessandro A., Monville-Oro, Emilita, Barbon, Wilson John, Ruba, Christine Dianne, Vidallo, Rene R., Rosimo, Magnolia M., Cabriole, Marie Aislinn, Gummadi, Sridhar, Gonsalves, Julian Francis, Rondón, Marco Antonio

“…The Climate-Smart Village (CSV) approach is one of the initiatives that was developed to address the impact of climate change on marginalized rural households, and one of the climate-smart agriculture (CSA) options implemented in the Philippines was raising native pigs. …”
Enlace del recurso

How does a network of Colombian interethnic women foster resilience to climate change and contribute to gender equality? por Howland, Fanny Cecile, Salas, Daniela

“…In addition, the historic shift to a leftist government has led to putting women and other historically marginalized social groups at the center of politics. …”
Enlace del recurso

Roles of public expenditures and public investments on the demand and productivity of agricultural inputs/services: Some insights from Nigeria por Takeshima, Hiroyuki, Edeh, Hyacinth O., Andam, Kwaw S.

“…The analyses generally indicate that marginal returns to agricultural inputs/services (fertilizer, agricultural mechanization, irrigation, extension, agricultural equipment, and family labor) often increase by PI that raise overall agroclimatic similarity (AS) (through R&D locations), as well as increase PEA-share by subnational governments. …”
Enlace del recurso

Linking smallholders to the new agricultural economy: The case of the plataformas de concertación in Ecuador por Cavatassi, Ramina, González-Flores, Mario, Winters, Paul, Andrade-Piedra, Jorge, Espinosa, Patricio, Thiele, Graham

“…The chapter finds that the program had a positive impact on yields, prices, and gross margins. The authors conducted baseline household and community surveys in two Ecuadorean provinces and then identified treatment communities. …”
Enlace del recurso

Caracterización palinológica y viabilidad polínica de Physalis peruviana L. y Physalis philadelphica L. por Lagos Burbano, TC, Caetano, C.M., Vallejo Cabrera, Franco Alirio, Muñoz, J.E., Criollo Escobar, H, Olaya, Cristian A.

“…The two species displayed a medium-sized pollen grain zono-tricolporate in P. peruviana and a small-sized one in P. philadelphica. Marginal environments reduced pollen viability but did not affect fertility.…”
Enlace del recurso

El contexto del desarrollo por Cock, James H.

“…Since small cassava producers are to a large extent marginalized from the development process in Latin America, the CIAT cassava program has tried to define development strategies that are clearly oriented toward the poorer segments of the rural population, while contributing whenever possible to increasing urban welfare as well. …”
Enlace del recurso

Multiobjective analysis of green-blue water uses in a highly utilized basin: case study of Pangani Basin, Africa por Kiptala, J.K., Mul, Marloes L., Mohamed, Y.A., Zaag, P. van der

“…The integrated study shows that improving rainfed cropping through supplementary irrigation has comparable marginal water values to full-scale irrigation but are much higher compared with hydropower. …”
Enlace del recurso

Iatrogenic doramectin overdosing causes toxicity in sheep: a case report por Canton, German Jose, Urtizbiria, Facundo Nahuel, Lloberas, María Mercedes, Morrell, Eleonora Lidia, Lanusse, Carlos Edmundo, Lifschitz, Adrian Luis

“…Macrocyclic lactones are widely used endectocides in ruminants, with a high margin of safety for labeled indications. No previous report of iatrogenic doramectin overdosing has been published. …”
Enlace del recurso
Enlace del recurso
Enlace del recurso

Spontaneous fractures and hypocuprosis in pen-backgrounded Holstein calves por Castro, Damian Jesus Nahuel, Mattioli, Guillermo Alberto, Margineda, Carlos Augusto

“…Severe hypocupremia, very low copper levels in the liver and plasma, deficient dietary copper levels, normocalcemia, marginal hypophosphatemia, and high sulfate concentrations in the water supply were determined. …”
Enlace del recurso
Enlace del recurso
Enlace del recurso

Taxonomic key to nymphs of the genus Amblyomma (Acari: Ixodidae) in Argentina, with description and redescription of the nymphal stage of four Amblyomma species por Martins, Thiago F., Labruna, Marcelo B., Mangold, Atilio Jose, Cafrune Wierna, Marí­a Mercedes, Guglielmone, Alberto, Nava, Santiago

“…Principal morphological characters used for discrimination among species are presence/absence of auriculae, cornua and festoons with tubercles, size and shape of spurs of coxa I, margin and punctations of scutum, shape of basis capituli and length of cervical grooves. …”
Enlace del recurso
Enlace del recurso
Enlace del recurso
Enlace del recurso

Changes in vegetation seasonality and livestock stocking rate in La Pampa Province (Argentina) = Cambios en la estacionalidad de la vegetación y la carga animal en la provincia de... por Di Bella, Carlos Marcelo, Beget, Maria Eugenia, Campos, Alfredo Nicolas, Viglizzo, Ernesto Francisco, Jobbagy Gampel, Esteban Gabriel, Garcia, Alfredo Gabriel, Sycz, Alejandra, Cotroneo, Santiago

“…Crop production is traversing expansion and intensification processes all over the planet and in consequence the large scale cattle production is being displaced to marginal lands with lower stocking capacity. The objective of this work was to assess the seasonality of vegetation in La Pampa province located in a semiarid region in Argentina and to explore if the variations in seasonality are related to the stocking rate. …”
Enlace del recurso
Enlace del recurso

Behavioural study of the house cricket (Acheta domesticus) por Hessler Frelinckx, John-Christophe

“…The study found that there are distinctive patterns in the levels of boldness in the individuals and that they do differ by significant margins. It can thus be concluded that some crickets are bolder than others and different personality types related to boldness exists. …”
Enlace del recurso

Tillagning i mikrovågsugn och dess effekt på livsmedel por Gottfridsson, Linda

“…To summarize; cooking in a microwave is marginally better or equivalent to conventional method. …”
Enlace del recurso

Tillagning i mikrovågsugn och dess effekt på livsmedel : en jämförelse med konventionell tillagning por Gottfridsson, Linda

“…To summarize; cooking in a microwave is marginally better or equivalent to conventional method.…”

Evaluating agricultural weather and climate services in Africa: A learning agenda on climate information services in sub-Saharan Africa por Vaughan, Catherine, Hansen, James, Roudier, Philippe, Watkiss, Paul, Carr, Edward R.

“…Developed with a variety of methods, these estimates are also wide ranging (some users lose, while others experience up to 66% marginal gains) and illustrate how impact is conditioned on a number of characteristics of the service, the user, and the context in which both operate. …”
Enlace del recurso

Heterogeneity in male and female farmers’ preference for a profit‐enhancing and labor‐saving technology: The case of Direct‐Seeded Rice (DSR) in India por Joshi, Pramod K., Khan, Mohammed Tajuddin, Kishore, Avinash

“…We carried out a discrete choice experiment with 337 female and 329 male farmers in Maharashtra, India, to measure their willingness to pay (WTP) for direct‐seeded rice (DSR) with drum seeder and to understand the gender differences in marginal valuations of key attributes. We used the Women's Empowerment in Agriculture Index (WEAI) to collect self‐reported data on the role and say of women in different domains of decision making. …”
Enlace del recurso

Biotechnology and genetic resource policies: What is a genebank worth?: December 2003, Briefs 7 por Smale, Melinda, Koo, B.

“…Search Strategies and the Value of a Large Collection / Douglas Gollin, Melinda Smale, and Bent Skovmand; 9.The Marginal Value of an Accession / by Armineh Zohrabian, Greg Traxler, Steve Caudill, and Melinda Smale; 10. …”
Enlace del recurso