Study: Migrant laborers valuable to horticulture industry / Eurelalert, 17 July 2008
http://www.eurekalert.org/pub_releases/2008-07/asfh-sml071708.php
"Despite tremendous growth in mechanization and technological advances, nursery, greenhouse, and sod production in the US are still extremely labor-intensive. The agricultural industry depends heavily on laborers who can provide on-time production of highly perishable horticultural crops. Savvy employers know that a skilled and accessible labor supply is imperative for the agricultural industry's continued growth and stability."