Above a certain point the CO2 concentration and temperature reduce the yields of seed grain crops. Hartwell Allen , ARS plant physiologist Joseph C. Vu, colleagues associated with the University of Florida-Gainesville and the International Rice Research Institute exposed common field crops like rice, grain sorghum, kidney beans, soybeans, and peanuts in growth chambers different concentrations of CO2.
The results let anticipate that global food supplies could be at risk without changes in production strategies.
via: eurekalert.org
picture credit: (1, Keith Weller)
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