Esto coincide con otros reportes donde aun cuando el uso de zilpaterol implico un costo anadido de USD 18 despues de ser utilizado por 20 dias, la utilidad adicional alcanzada por los engordadores fue de USD 21 por cabeza (Schroeder y Tonsor
, 2011), valor que al igual que los USD 38,9 de utilidad agregada encontrada en el presente estudio es visto como promotor del uso de los aditivos.
The use of gestation crates and stalls for swine, as well as laying hen cages for chickens, has been heavily criticized by some groups for being too restrictive for the animals, said Tonsor
In the story about that triangular (which finally occurred and NYU won "as a result of consistent and conscientious work"), Professor Bouton and coach Tonsor
outlined the "lessons to be drawn from Varsity Debating," including "a complete knowledge of current events which in turn implies a thorough reading of periodicals and newspapers" ("Violet Debaters Win," 1915).
2003; Loureiro and Umberger 2003; Olynk, Tonsor
, and Wolf 2010).
A beef-related food safety incident can damage the agricultural industry and economy, causing concern for the industry (Burton & Young, 1996; Economic Research Service, 2010; Johnson, 2008; O'Neill, 2005; Schroeder, Tonsor
, Pennings, & Mintert, 2007, Schupp et al.
Proponents of transparency in modern agricultural production practices must also remember that while exposure to certain practices may increase consumer acceptance, previous research has shown that "why" doesn't always matter in the consumer thought process (Lusk, Norwood, and Pruitt, 2006; Tonsor
, Olynk, and Wolf, 2009).
said in response, "Sometimes the argument verges on the clever but absurd.
Our final major essay will, however, not prove at all controversial: Joseph Amato offers an appreciation of his mentor Stephen Tonsor
as a scholar and as a key contributor to the rise of conservatism in the latter half of the twentieth century.
By distributing seeds in space and in time, a species can maintain or even generate genetic variation (Levin, 1990; McGraw, 1993; Tonsor
Application of the latter equation (using height of the canopy surface as the source height) is likely to severely underestimate pollen deposition near a source; canopy obstacles do play a role in local pollen deposition on the forest floor, and pollen released in clusters (Andersen, 1970; Tonsor
, 1985; DiGiovanni et al.
I have been grateful to Stephen Tonsor
since the first day I walked into his classroom fifty years ago.
only made the cut because Frum chose to pad his indictment of antiwar conservatives with filler about the domestic neo-paleo squabbles of the '80s and '90s.