TRANSPIRATION AND PHOTOSYNTHETIC WATER USE EFFICIENCY IN COMMON BEAN UNDER WATER DEFICIT

摘要

Common bean (Phaseolus vulgaris L.) is considered one of the most important cultivated leguminous in the world. Its grains present high protein and carbohydrates concentration. Due to adequate climatic conditions and large consumer market, this culture is economically favorable to Brazil, placing this country as main producer and consumer worldwide (Broughton et al., 2003; Vieira, 2005).