re: #270 Obdicut
Sorry, I’m a n00b at navigating the journals; I’m not a scientist, just an amateur. Apologies for the dumb question.
OMG, you are awesome… I ‘m sorry. I was a legit question.
Here are the ref numbers
Nonlinear temperature effects indicate severe damages to U.S. crop yields under climate change
Wolfram Schlenkera, and Michael J. Roberts
PNAS 2009 106:15594-15598