1. Crop Pollination from Native Bees at Risk from Agricultural Intensification

    C. Kremen, N.M. Williams, and R.W. Thorp

    2002. Proceedings of the National Academy of Sciences, 99 (26): 16812-16816.

  2. Pollination Service and Native Bee Populations in Agro-Natural Landscapes in California

    C. Kremen and N. Williams

    2002. The 2002 ESA Annual Meeting and Exhibition.

  3. Native Bees, Native Plants and Crop Pollination in California

    C. Kremen, R.L. Bugg, N. Nicola, S.A. Smith, R.W. Thorp, N.M. Williams

    2002. Fremontia, 30 (3-4): 41-49.

at the University of California Berkeley