Search Results - "Stevenson, James R."

Green Revolution research saved an estimated 18 to 27 million hectares from being brought into agricultural production by Stevenson, James R., Villoria, Nelson, Byerlee, Derek, Kelley, Timothy, Maredia, Mywish

“…New estimates of the impacts of germplasm improvement in the major staple crops between 1965 and 2004 on global land-cover change are presented, based on…”
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Evaluating conservation agriculture for small-scale farmers in Sub-Saharan Africa and South Asia by Stevenson, James R., Serraj, Rachid, Cassman, Kenneth G.

“…This introductory paper provides an overview of the contributions to this special issue, addressing four key questions related to conservation agriculture (CA)…”
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Measuring the effectiveness of landscape approaches to conservation and development by Sayer, Jeffrey A., Margules, Chris, Boedhihartono, Agni K., Sunderland, Terry, Langston, James D., Reed, James, Riggs, Rebecca, Buck, Louise E., Campbell, Bruce M., Kusters, Koen, Elliott, Chris, Minang, Peter A., Dale, Allan, Purnomo, Herry, Stevenson, James R., Gunarso, Petrus, Purnomo, Agus

“…Landscape approaches attempt to achieve balance amongst multiple goals over long time periods and to adapt to changing conditions. We review project reports…”
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Dyskinetic Parkinson’s disease patients demonstrate motor abnormalities off medication by Stevenson, James K. R., Talebifard, Pouria, Ty, Edna, Oishi, Meeko M. K., McKeown, Martin J.

“…The pathophysiology of l -dopa-induced dyskinesias (LIDs) in Parkinson’s disease (PD) remains poorly understood. The presence of superimposed LIDs clearly…”
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The Rigor Revolution: New Standards of Evidence for Impact Assessment of International Agricultural Research by Stevenson, James R, Macours, Karen, Gollin, Douglas

“…We take stock of the major changes in methodology for studying the impacts of international agricultural research, focusing on the period 2006-2020. Impact…”
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Chinese and South Asian ethnicity, immigration status, and clinical cancer outcomes in the Ontario Cancer System by Stevenson, James K.R., Cheung, Matthew C., Earle, Craig C., Fischer, Hadas D., Camacho, Ximena, Saskin, Refik, Shah, Baiju R., Austin, Peter C., Singh, Simron

“…BACKGROUND In the United States, certain minority groups have been shown to have inferior cancer outcomes compared with the white majority population. However,…”
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Inferential and Behavioral Implications of Measurement Error in Agricultural Data by Abay, Kibrom A, Wossen, Tesfamicheal, Abate, Gashaw T, Stevenson, James R, Michelson, Hope, Barrett, Christopher B

“…An evolving literature evaluates the inferential and behavioral implications of measurement error (ME) in agricultural data. We synthesize findings on the…”
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Response to comment on “Evaluating conservation agriculture for small-scale farmers in Sub-Saharan Africa and South Asia” by Stevenson, James R., Serraj, Rachid, Cassman, Kenneth G.

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Impact assessment of agricultural research, institutional innovation, and technology adoption: Introduction to the special section by Maredia, Mywish K., Shankar, Bhavani, Kelley, Timothy G., Stevenson, James R.

“…•The impact pathway from research investments to development impacts is long and complex.•There is a long and rich tradition of impact assessment in…”
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Response to sensory uncertainty in Parkinson's disease: a marker of cerebellar dysfunction? by Stevenson, James K. R., Oishi, Meeko M. K., Farajian, Sara, Cretu, Edmond, Ty, Edna, McKeown, Martin J.

“…Motor performance is profoundly influenced by sensory information, yet sensory input can be noisy and uncertain. The basal ganglia and the cerebellum are…”
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The Equity and Poverty Impacts of Aquaculture: Insights from the Philippines by Irz, Xavier, Stevenson, James R., Tanoy, Arnold, Villarante, Portia, Morissens, Pierre

“…Recent literature is sceptical about the ability of aquaculture development to enhance equity and reduce poverty. This article investigates the issue…”
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Efficiency and Farm Size in Philippine Aquaculture. Analysis in a Ray Production Frontier Framework by Xavier Irz, James Stevenson

“…We investigate the existence of an inverse relationship (IR) between farm size and technical efficiency in Philippine brackishwater pond aquaculture. The study…”
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Improved survival in overweight and obese patients with aggressive B-cell lymphoma treated with rituximab-containing chemotherapy for curative intent by Stevenson, James K. R., Qiao, Yao, Chan, Kelvin K. W., Beca, Jaclyn, Isaranuwatchai, Wanrudee, Guo, Helen, Schwartz, Deborah, Arias, Jessica, Gavura, Scott, Dai, Wei Fang, Kouroukis, C. Tom, Cheung, Matthew C.

“…The association between obesity and survival in non-Hodgkin lymphoma is unclear. Using the Ontario Cancer Registry we conducted a retrospective analysis of…”
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Studying inclusive innovation with the right data: An empirical illustration from Ethiopia by Alemu, Solomon, Kosmowski, Frederic, Stevenson, James R., Mallia, Paola, Taye, Lemi, Macours, Karen

“…Agricultural innovations are inclusive when they are used by any member of society who wants to use them. Conversely, agricultural innovations that can only be…”
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empirical typology of brackish-water pond aquaculture systems in the Philippines: a tool to aid comparative study in the sector by Stevenson, James R, Irz, Xavier T, Alcalde, Rose-Glenda, Morrisens, Pierre, Petit, Jean

“…Aquaculture in the Philippines is long-established but has witnessed rapid technical change in the last 20 years with the introduction of hatchery technology…”
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Excessive Sensitivity to Uncertain Visual Input in L-DOPA-Induced Dyskinesias in Parkinson's Disease: Further Implications for Cerebellar Involvement by Stevenson, James K R, Lee, Chonho, Lee, Bu-Sung, Talebifard, Pouria, Ty, Edna, Aseeva, Kristina, Oishi, Meeko M K, McKeown, Martin J

“…When faced with visual uncertainty during motor performance, humans rely more on predictive forward models and proprioception and attribute lesser importance…”
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Cost-Effectiveness of Crack Sealing Materials and Techniques for Asphalt Pavements by Johnson, David R., Freeman, Reed B., Stevenson, James R.

“…Sealing or filling cracked asphalt pavements to prevent the intrusion of water into the pavement structure has long been an accepted practice of the Montana…”
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Efficiency and Farm Size in Philippine Aquaculture. Analysis in a Ray Production Frontier Framework by Irz, Xavier T, Stevenson, James R

“…We investigate the existence of an inverse relationship (IR) between farm size and technical efficiency in Philippine brackishwater pond aquaculture. The study…”
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Improved Survival in Overweight and Obese Patients with Non-Hodgkin's Lymphoma Treated with Rituximab Containing Chemotherapy for Curative Intent by Stevenson, James K R, Qiao, Lucy, Chan, Kelvin, Beca, Jaclyn, Isaranuwatchai, Wanrundee, Guo, Helen, Schwarz, Deborah, Arias, Jessica, Gavura, Scott, Kouroukis, C. Tom, Cheung, Matthew

“…Introduction Conflicting results have been reported about the association between obesity and survival in diffuse large B-cell lymphoma (DLBCL). Some studies…”
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Detecting the process' 1.5 sigma shift: A quantitative study by Stevenson, James R

“…Process behavior can change with time. In this study an attempt was made to discover whether the Six Sigma™ claim of changes in the process mean stayed within…”
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