Cane, J.H. 2008. Pollinating bees crucial to farming wildflower seed for U.S. habitat restoration. In: James, R.R.; Pitts-Singer, T. Bees in Agricultural Ecosystems. UK: Oxford University. Press. p. 48-64.
Cane, J.H. 2008. Pollinating bees crucial to farming wildflower seed for U.S. habitat restoration. In: James, R.R.; Pitts-Singer, T. Bees in Agricultural Ecosystems. UK: Oxford University. Press. p. 48-64.