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Dive into the research topics where Donald R. Lewis is active.

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Featured researches published by Donald R. Lewis.


Horttechnology | 2017

Assessing a Reciprocal International Student Travel Exchange: The Iowa State University and University of Costa Rica Intercambio

Mark L. Gleason; Amy Wang Wong; Donald R. Lewis; Luis Felipe Arauz Cavallini; Barbara C. Clawson; Kevin Richard Duerfeldt; Hayley Nelson; Gail R. Nonnecke

The creation and educational impact of a reciprocal travel exchange program for student groups in horticulture and allied sciences between Iowa State University (ISU) and the University of Costa Rica (UCR) are described. The program, called the “Intercambio,” (“exchange,” in English), has facilitated group travel for 10to 12-day periods to farms and agricultural research centers in the host country annually since 1999. The article explores how the Intercambio began and factors that have helped to sustain it, to provide ideas for educators interested in initiating similar exchanges. Analysis of responses to a 2015 written survey of student participants indicated that the Intercambio has exerted a strong impact on academic studies and career choices for 77% of the ISU students and 100% of the UCR students, as well as amplifying interest in the other country and raising cultural understanding and tolerance.


Archive | 2010

Iowa High Tunnel Fruit and Vegetable Production Manual

Eldon R. Everhart; Ray Hansen; Donald R. Lewis; Linda Naeve; Henry Taber


Archive | 2009

Cockroaches and Their Control

Donald R. Lewis


Archive | 2010

New strategies to enhance sustainability of apple orchards

Mark L. Gleason; Donald R. Lewis; Matt Liebman; Paul A. Domoto; Gaile R. Nonnecke; Michael Duffy; Lester A. Wilson; Cheryl A. Reitmeier


Archive | 2010

Manual para la producción de frutas y verduras en túneles altos en Iowa

Eldon R. Everhart; Ray Hansen; Donald R. Lewis; Linda Naeve; Henry Taber


Archive | 2004

Evaluating sustainable, integrated management of muskmelon diseases, weeds, and insect pests in partnership with Iowa growers

Mark L. Gleason; Sara Jane Helland; Matthew Z. Liebman; Donald R. Lewis; Henry G. Tabor; Vincent F. Lawson


Archive | 2002

Beehive registration in Iowa

Donald R. Lewis


Archive | 2001

Transferring biological control technology to Iowa strawberry growers

Donald R. Lewis; John J. Obrycki; Mark L. Gleason; Gail R. Nonnecke


Archive | 2001

Biologically intensive pest management: Iowa apple growers take the next step toward sustainability Abstract: Iowa growers have made strides in decreasing chemical use in their apple production. However, demands of the marketplace and regulatory agencies mean that growers need to investigate ways to further reduce pesticide use, potentially through biologically intensive pest management. Principal Investigator:

Mark L. Gleason; Donald R. Lewis; Cheryll A. Reitmeier; Gail R. Nonnecke; Paul A. Domoto


Archive | 2001

Biologically intensive pest management: Iowa apple growers take the next step toward sustainability

Mark L. Gleason; Donald R. Lewis; Cheryll A. Reitmeier; Gail R. Nonnecke; Paul A. Domoto; John J. Obrycki; Paul Lasley

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