Resultados de búsqueda - Chosica~

An assessment of plant growth and N2 fixation in soybean genotypes grown in uninoculated soils collected from different locations in Ethiopia por Beyan, S.M., Woldemeskel, Endalkachew, Dakor, F.D.

“…Legumes offer an alternative choice to chemical fertilizers for increasing crop yields. …”
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Modeling farmers decisions on child labor and schooling in the cocoa sector: a multinomial logit analysis in Cote dIvoire por Nkamleu, G.B., Kielland, A.

“…The multinomial logit model is used to capture choice probabilities across work and/or school options. …”
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Participatory farmers’ selection of common bean varieties (Phaseolus vulgaris L.) under different production constraints por Awio, Bruno, Katungi, Enid M., Nkalubo, Stanley T., Mukankusi, Clare Mugisha, Malinga, Geoffrey Maxwell, Gibson, Paul, Rubaihayo, Patrick, Edema, Richard

“…Management had no‐significant influence on the way farmers selected varieties in the subcounties. Choice of varieties varied significantly (p ≤ .001) between seasons and gender in the different subcounties. …”
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Emerging evidence on the effectiveness of tropical forest conservation por Börner, J., Baylis, K., Corbera, E., Ezzine-de-Blas, D., Ferraro, P.J., Honey-Rosés, J., Lapeyre, R., Martin Persson, U., Wunder, Sven

“…Differences in effect sizes are not only driven by the choice of conservation measures. One key lesson from the studies is the need to move beyond the current scientific focus of estimating average effects of undifferentiated conservation programs. …”
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Generic allometric models including height best estimate forest biomass and carbon stocks in Indonesia por Rutishauser, E., Noor'an, F, Laumonier, Y., Halperin, J., Rufi'ie,Hergoualc'h, K, Verchot, Louis V.

“…The choice of an appropriate allometric model is a critical step in reducing uncertainties in forest biomass stock estimates. …”
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Understanding the relations between farmers’ seed demand and research methods: The challenge to do better por Almekinders, Conny J.M., Beumer, K., Hauser, M., Misiko, M., Gatto, M., Nkurumwa, A., Erenstein, Olaf

“…This suggests that research methods for studying farmers’ seed demand are not yielding information that reflects the real-life decisions and behaviours of farmers in the choice and acquisition of their seeds. We suggest that research methods for analysing farmers’ seed demand shape seed availability. …”
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Sub-catchment level assessment of bench terrace impacts on runoff and erosion for upscaling in northern Tunisia. por Khelifa, Walid Ben, Hermassi, Taoufik, Strohmeier, Stefan, Habaieb, Hamadi

“…Hence, the set up Rmel watershed model achieved Nash-Sutcliffe Efficiency (NSE) of 64% for the validation period (2000-2002), targeting monthly based discharge at the outlet. The choice of the mentioned period for Rmel watershed was dedicated by the set up of the same period than Sbaihia. …”
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Economic threshold for Tetranychus urticae (Acari: Tetranychidae) in clementine mandarins Citrus clementina por Pascual-Ruiz, Sara, Aguilar-Fenollosa, Ernestina, Ibanez, Victoria, Hurtado-Ruiz, Mónica A., Martínez-Ferrer, María T., Jaques, Josep A.

“…When this threshold is exceeded growers would have a 1-week window to apply the control technologies against T. urticae of their choice.…”
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Technical Note: Assessment of Best Location of Gnawing Sticks in Growing Rabbit Cages por Marín, Clara, Simarro, Laura, Villagrá, Arantxa

“…In conclusion, fixing the sticks on the ceiling of the cage was revealed as a safer choice during most weeks of the growing period.…”
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Assessing and monitoring forest governance : a user's guide to a diagnostic tool por Kishor, Nalin, Rosenbaum, Kenneth, Program on Forest, Washington (Estados Unidos)

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Studies on the shootborer, Hypsipyla grandella (Zeller) (Lepidoptera: Pyralidae). XVIII. Records of two parasities new to Costa Rica por Grijpma, P.

“…Adultos de Trichogramma fasciatum (Perkins) (Hym, Trichogrammatidae) fueron obtenidos de huevas de H. grandella recolectados sobre frutos de Cedrela odorata L. y de ramas próximas a los frutos, en un basquete ubi-cado en Santa Cruz, Guanacaste a 200 m s.n.m Adultos de Brachymeria conica (Ashmead) fueron criadas de pupas de H. grandella recolectadas en frutos de C. odorata en el mismo lugar mencionado y en tallos tiernos de C ton-duzzil C DC, C. odorata y Swietenia macrophylla King en plantaciones jóvenes de estas meliáceas, establecidos en los terrenos del Departamento de Ciencias Forestales Tropi coles del IICA-CTEI, Turrialba, Costa Rica, a 650 m snm…”
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Modelling agroforestry systems por Rapidel, Bruno, Roupsard, Olivier, Navarro, Muriel

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Ute och cyklar? por Kristensson, Ingrid

“…What we experience on a bicycle affects the choice of a bicycle path and is a subject where there is much left to explore. …”
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Browsing on naturally regenerated oak seedlings por Nordin, Per

“…Cervids browse differently on oak seedlings depending on season and made no choice between oaks grown in high light or low light. …”
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The importance of undergrowth vegetation and browsing pattern on oak seedlings por Mattila, Mariama

“…In all 200 focal oak subplots the most damaged undergrowth species were: Quercus sp, Sorbus aucuparia, Populus tremula, and Fraxinus sp. Browsing choice and severity was dependant on the oak seedling height by itself and available undergrowth species height in the surroundings. …”
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The role of agroforestry tree species in biocontrol of the cabbage pest Plutella xylostella : a field study in Kenya por Kvick Nastaj, Nadja

“…Pest control in agriculture is a necessity and the use of chemicals is the method by choice for most farmers. But the use of chemicals comes with a price; the pests develops resistance and the chemicals pollutes the environment. …”

The benefit of outdoor environments for international migrants facing migratory stressors por Mui, Kelvin Lee

“…Furthermore, past experiences in childhood in natural environments may have contributed to continued extensive use in their adult lives, affecting even their preferred choice of residence. This paper exposes the sparse research in this important field of international migration and the potential use of the outdoor environment to help this growing body of people.…”
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En jämförelse av hästens tidsbudget och dygnsrytm por Olsson, Louise

“…There are many ways that stable environment and routines can affect the time budget and daily rhythm; including choice of feed, feed quantity, form of environmental enrichment but also the amount of exercise and the paddock size are of importance. …”
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Carbohydrate storage in buds of Kerner, Solaris, Regent and Rondo grapevines por Emanuelsson, Carin

“…This is probably because of differences in many cultural practices that may influence cold hardiness such as choice of rootstock, fertilisation strategy, temperature in the vineyard, and occurrence of diseases. …”
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Klotter och skadegörelse : metoder och tekniker som förebygger klotter och skadegörelse i offentliga miljöer por Gunnarsson, Maria

“…Usually a number of strategies and methods are combined to achieve the goal. The choice of strategy and technic depends on the unique situation and the general environmental conditions.…”