Resultados de búsqueda - "M"

Overcoming growing water scarcity: exploring potential improvements in water productivity in India por Amarasinghe, Upali A., Malik, Ravinder Paul Singh, Sharma, Bharat R.

“…This paper explores the potential improvements in WP of food grains at district level, which currently varies between 0.11 and 1.01 kilogram per cubic metre (kg/m3), in the 403 districts that account for 98% of the total production of food grains. …”
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Estimating the potential of rainfed agriculture in India: prospects for water productivity improvements por Sharma, Bharat R., Rao, K.V., Vittal, K.P.R., Ramakrishna, Y.S., Amarasinghe, Upali A.

“…On a potential (excluding very arid and wet areas) rainfed cropped area of 28.5 million ha, a surplus rainfall of 114 billion m3 (Bm3) was available for harvesting. A part of this amount of water is adequate to provide one turn of supplementary irrigation of 100 mm depth to 20.65 Mha during drought years and 25.08 Mha during normal years. …”
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Farmers' adaptation and regional land use changes in irrigation systems under fluctuating water supply, South India por Venot, Jean-Philippe, Jella, Kiran, Bharati, Luna, George, B., Biggs, Trent W., Gangadhara Rao, Parthasaradhi, Gumma, Murali K., Acharya, Sreedhar

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Investigation of aquaculture dynamics at a Ramsar site, using earth observation systems in conjunction with a socio-economic assessment por Nagabhatla, Nidhi, Pattnaik, C., Senaratna Sellamuttu, Sonali, Prasad, N., Wickramasuriya, R., Finlayson, C. Max

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Water use and productivity of two small reservoir irrigation schemes in Ghana's upper east region por Faulkner, J.W., Steenhuis, Tammo S., Giesen, Nick van de, Andreini, Marc, Liebe, Jens R.

“…The productivity of water (US$ m_3) of the Tanga system was half that of the Weega system, when analyzed at a high market price for crops grown. …”
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Evaluation of thermotolerant coliforms and salinity in the four available water sources of an irrigated region of Southern Sri Lanka por Shortt, R., Boelee, Eline, Matsuno, Y., Faubert, G., Madramootoo, C., Hoek, Wim van der

“…Furthermore, tube well waters were highly saline (average of 0.67 mS cm-1), while canal and reservoir waters had high thermotolerant coliform levels (3940 and 950 ThCU 100 ml-1). …”
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The framework for regional collaboration in animal agriculture: The SADC animal agriculture network (SAARNET) por Lebbie, S.H.B.

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Estimation of body composition in tropical sheep raised under seasonal feed supply conditions: Prediction models por Negussie, E., Rottmann, O.J., Pirchner, F., Rege, J.E.O.

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Food security and climate change: on the potential to adapt global crop production by active selection to rising atmospheric carbon dioxide por Ziska, Lewis H., Bunce, James A., Shimono, Hiroyuki, Gealy, David R., Baker, Jeffrey T., Newton, Paul C.D., Reynolds, Matthew P., Jagadish, Krishna S.V., Zhu, Chunwu, Howden, Mark, Wilson, Lloyd T.

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Climate-driven spatial mismatches between British orchards and their pollinators: increased risks of pollination deficits por Polce, Chiara, Garratt, Michael P.D., Termansen, Mette, Ramírez Villegas, Julián Armando, Challinor, Andrew J., Lappage, Martin G, Boatman, Nigel D, Crowe, Andrew, Endalew, Ayenew Melese, Potts, Simon G., Somerwill, Kate E, Biesmeijer, Jacobus C.

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Domestication patterns in common bean (Phaseolus vulgaris L.) and the origin of the Mesoamerican and Andean cultivated races por Chacón Sánchez, María I., Pickersgill, B, Debouck, Daniel G.

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Economic damage caused by spittlebugs (Homoptera: Cercopidae) in Colombia: A first approximation of impact on animal production in Brachiaria decumbens pastures por Holmann, Federico J., Peck, DC

“…Three levels of abundance (10, 25, 50 adults/m2 ) and farm area affected (25, 50, 100%) were evaluated using data obtained in Brazil for Notozulia entreriana (Berg) on Brachiaria decumbens Stapf. …”
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Fine-scale spatial and temporal variation in earth worm surface casting activity in agroforestry fields, western Honduras por Pauli, N., Oberthür, Thomas, Barrios, E., Conacher, A.

“…Grid-based sampling at a scale of 2–20 m was employed to determine whether any spatial relationships existed among these variables at this fine scale. …”
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Intensity cultivation induced effect on soil organic carbon dynamic in the western cotton area of Burkuna Faso por Ouattara, B, Ouattara, K., Serpantie, G., Mando, A., Sedogo, MP, Bationo, B. André

“…After a long-term fallow period, the land cultivation led to an annual loss of 31.5 g m?2 (2%) of its organic carbon during the first 20 years. …”
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Observations on the geographic distribution, ecology and conservation status of several phaseolus bean species in Costa Rica por Araya Villalobos, Rodolfo, González Ugalde, W.G., Camacho Chacon, F, Sánchez Trejos, Maria P., Debouck, Daniel G.

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Phaseolin from Phaseolus vulgaris bean modulates gut mucin flow and gene expression in rats por Montoya Marmolejo, Carlos Aníbal, Leterme, P, Rome, V, Beebe, Stephen E., Claustre, S, Lalles, JP

“…The expressions of Muc mRNA in gut tissues were influenced by dietary phaseolin level (ileum and colon: Muc3 and Muc4) and thermal treatment (ileum: Muc2; colon: Muc2, Muc3, Muc4 and Tff3) (P < 0·05 to 0·001). …”
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Phylogeographic analysis of the chloroplast DNA variation in wild common bean (Phaseolus vulgaris L.) in the Americas por Chacón Sánchez, María I., Pickersgill, B, Debouck, Daniel G., Arias, J.S.

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Race structure within the Mesoamerican gene pool of common bean (Phaseolus vulgaris L.) as determined by microsatellite markers por Díaz, Lucy Milena, Blair, Matthew W.

“…Genetic differentiation (G ST) between the Mesoamerican races was 0.27 while genetic distance and identity showed race Durango and Jalisco individuals to be closely related with high gene flow (N m) both between these two races (1.67) and between races Durango and Mesoamerica (1.58). …”
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Rapid characterization of organic resource quality for soil and livestock management in tropical agroecosystems using near-infrared spectroscopy por Shepherd, Keith D., Palm, Cheryl A., Gachengo, CN, Vanlauwe, Bernard

“…This study tested visible and near-infrared (wavelengths from 0.35 2.50 ?m) reflectance spectroscopy (NIRS) for rapid prediction of quality attributes for a diverse range of organic resources. …”
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Respuesta fotosintética de la yuca (Manihot esculenta Crantz) en dos ambientes por Mejia de Tafur, MS, El-Sharkawy, Mabrouk A., Cantillo, S.H. de

“…Las hojas de yuca se saturan a intensidades de más o menos de 1000 µmol m-1 s-1 valor relativamente alto, si se tiene en cuenta el déficit de agua en el suelo al que estaban sometidas las plantas en el momento de las evaluaciones. …”
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