Landscape effects on crop pollination services: Are there general patterns? (Ecology Letters (2008) 11, (499-515))
Journal article published in 2008 by
T. H. Ricketts,
J. Regetz,
I. Steffan-Dewenter,
S. A. Cunningham,
C. Kremen,
A. Bogdanski,
B. Gemmill-Herren,
S. S. Greenleaf,
A. M. Klein,
M. M. Mayfield,
L. A. Morandin,
A. Ochieng,
S. G. Potts,
B. F. Viana 
