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Right-Sizing Stem-Rust Research

Authored by:
Pardey, P.G.; Beddow, J.M.; Kriticos, D.J.; Hurley, T.M.; Park, R.F.; Duveiller, E.; Sutherst, R.W.; Burdon, J.J.; Hodson, D.
Publisher:
Science, April, 2013, Volume 340, Issue 6129, 147-148.
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We estimate global wheat losses over the past 50 years absent investments in research to limit impacts of stem rust and discuss how this can inform decisions about “right-sizing” research investments.

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CLIMEX Modelling of the Potential Global Distribution of the Citrus Black Spot Disease Caused by Guignardia Citricarpa and the Risk Posed to Europe

Authored by:
Yonow, Tania; Hattingh, Vaughan; De Villiers, Marelize
Publisher:
Crop Protection, February 2013, Volume 44, 18-28.
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Comment on “Climatic Niche Shifts Are Rare Among Terrestrial Plant Invaders”

Authored by:
Webber, Burce L.; Le Maitre, David C.; Kriticos, Darren J.
Publisher:
Science, October, 2012, Volume 338, Issue 6104, 193.
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We draw attention to the limitations of their conceptual assumptions and the importance of niche shifts excluded from their analyses.

A Long-Run View of South African Agricultural Production and Productivity

Authored by:
Liebenberg, Frikke; Pardey, Philip G.
Publisher:
African Journal of Agricultural and Resource Economics, October 2012, Volume 7, Issue 1, 14-38.
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Here we present and discuss newly constructed long-run data on agricultural input and output aggregates for South Africa spanning most of the 20th century. Updated multi-factor productivity (MFP) measures for South Africa for the last half of the 20th century are also presented.

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New NIR Diagnostics Platform for Agricultural Research in East and Central Africa

Authored by:
Fox, Glen; Harvey, Jagger; Gnonlonfin, G.J. Benoit; McMillan, Larelle
Publisher:
NIR News, December 2011, Volume 22, Issue 8, 9-10.
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This article sets the background for an exciting new linkage between Australian and Africa-based scientists who will use NIR to enhance the safety and value of traditional African crops.

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What Is the Irrigation Potential for Africa? A Combined Biophysical and Socioeconomic Approach

Authored by:
You, Liangzhi; Ringler, Claudia; Wood-Sichra, Ulrike; Robertson, Richard; Wood, Stanley; Zhu, Tingiu; Nelson, Gerald; Guo, Zhe; Sun, Yan
Publisher:
Food Policy, December, 2011, Volume 36, Issue 6, 770-782.
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The Economic Returns to U.S. Public Agricultural Research

Authored by:
Alston, Julian M.; James, Jennifer; Andersen, Matthew A.; Pardey, Philip G.
Publisher:
American Journal of Agricultural Economics, March 2011, Volume 93, Issue 5, 1257-1277.
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We use newly constructed state-specific data to explore the implications of common modeling choices for measures of research returns.

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Threats to Cassava Production: Known and Potential Geographic Distribution of Four Key Biotic Constraints

Authored by:
Campo, Beatriz Vanessa Herrera; Hyman, Glenn; Bellotti, Anthony
Publisher:
Food Security, September, 2011, Volume 3, Issue 3, 329-345.
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Insect pests and plant diseases reduce cassava yields substantially, posing a threat to food security throughout the developing world.

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Seeds of Change: Corn Seed Mixtures for Resistance Management and Integrated Pest Management

Authored by:
Onstad, David W.; Mitchell, Paul D.; Hurley, Terrance M.; Lundgren, Jonathan G.; Porter, R. Patrick; Krupke, Christian H.; Spencer, Joseph L.; Difonzo, Christine D.; Baute, Tracey S.; Hellmich, Richard L.; Buschman, Lawrent L.; Hutchison, William D.; Tooker, John F.
Publisher:
Journal of Economic Entomology, April 2011, Volume 104, Issue 2, 343-352.
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The use of mixtures of transgenic insecticidal seed and nontransgenic seed to provide an in-field refuge for susceptible insects in insect-resistance-management (IRM) plans has been considered for at

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South African Agricultural R&D Investments: Sources, Structure, and Trends, 1910-2007

Authored by:
Liebenberg, Frikke; Pardey, Philip G.; Kahn, M.
Publisher:
Agrekon, 2011, Volume 50, Issue 2, 1-26.
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The twentieth century saw substantive shifts in the structure, funding and conduct of public agricultural research and development (R&D) and related regulatory and extension activities in South Africa. Following a long period of steady (and at times quite rapid) growth beginning in the early twentieth century, real spending on public agricultural R&D has essentially flat lined since the 1970s.

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