Some beekeepers in the Fifth District sell pollination services to farmers as far away as California's almond fields. This market has expanded as wild bee populations have declined and honeybee hives have suffered from a variety of pests and problems.
Congressional Research Service, "Recent Honey Bee Colony Declines." Report to Congress, May 2008.
Morse, Roger A., and N. W. Calderone, "The Value of Honey Bees as Pollinators of U.S. Crops." Bee Culture, 2000.