Zobrazeno 1 - 10
of 53
pro vyhledávání: '"David W. Davis"'
Autor:
Jane S. Vogler, David W. Davis, Penny Thompson, Dar Yasseri, Patrick M. Finley, Blayne E. Mayfield
Publikováno v:
Instructional Science. 46:457-488
This two-year qualitative study explored the learning process alongside students’ perceived outcomes within an interdisciplinary project-based learning (PjBL) task. Students from three different undergraduate courses were assigned a project that sp
Publikováno v:
Economic Inquiry. 52:666-681
I. INTRODUCTION In 2009, Americans spent 42% of their food dollars on meals away from home (Morrison, Mancino, and Variyam 2011). Consumers choose to eat outside the home for a variety of reasons, but there is mounting concern that this spending patt
Field experiment data were used to study the effect of numeric calorie labels in two full-service restaurants. Ultimately, both field experiments, despite using different experimental designs, reached the same conclusion: the numeric calorie label ha
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3531b1057b616267b8538f0acfd7e606
http://purl.umn.edu/169060
http://purl.umn.edu/169060
Publikováno v:
Crop Science. 41:1761-1771
European corn borer (ECB), Ostrinia nubilalis (Hubner), larvae develop resistance to management protocols in laboratory and field environments. Laboratory bioassays, tissue elemental analyses, and field resistance evaluations were conducted on ear ti
Autor:
William D. Hutchison, D. F. Warnock, Eric C. Burkness, Patricia C. Bolin, David W. Bartels, David W. Davis
Publikováno v:
Journal of Economic Entomology. 94:197-203
Field studies were done in 1995–1996 to assess the efficacy of three sweet corn hybrids that express the Bacillus thuringiensis (Bt) toxin, Cry1Ab, against two lepidopteran pests, Ostrinia nubilalis (Hubner) and Helicoverpa zea (Boddie). The Bt hyb
Publikováno v:
Field Crops Research. 62:119-128
This study examined the feasibility of recurrent selection for enhanced N2 fixation in common bean (Phaseolus vulgaris), and sought to generate breeding lines with high N2-fixing ability. Following their selection as superior in N2 fixing ability, th
Publikováno v:
Journal of Entomological Science. 32:342-357
European corn borer (Ostrinia nubilalis Hübner) can severely affect commercial sweet corn quality during years of heavy infestation. The isolation and identification of allelochemicals in sweet corn which detrimentally affect O. nubilalis may enhanc
Publikováno v:
Journal of Economic Entomology. 89:82-91
Field studies were done in 1991 and 1992 to determine the potential for integrating host plant resistance and Bacillus thuringiensis Berliner variety kurstaki for control of the European com borer, Ostrinia nubilalis (Hubner), in sweet com. Three exp
Autor:
David W. Davis
Publikováno v:
HortTechnology. 2:100-109
Autor:
David W. Davis
Publikováno v:
HortTechnology. 2:96-99