Effects of Increase Atmospheric Carbon Dioxide On the Canopy Gas Exchange, Activity of Photosynthetic Enzymes and Growth In Coffee (Coffea arabica L. cv. Caturra).

Nestor M. Riano1, Jorge A. Ramirez1, Luis F. Gomez1, Juan C. Lopez1 and Yamel Lopez2, (1)Plant Physiology, National Federation of Coffee Growers of Colombia / National Coffee Research Centre - CENICAFE, Manizales, Colombia, (2)Plant Physiology, Universidad Nacional de Colombia sede Palmira, Palmira, Colombia