Fig. 2From: Early effects of two planting densities on growth dynamics and water-use efficiency in Robinia pseudoacacia (L.) and Populus deltoides (Bartr. ex Marsh.) × P. nigra (L.) short rotation plantationsChronology of measurements and leaf and wood sampling in the SRF and SRC plantations at Guémené-Penfao between 2009 and 2012. Number of measured trees per species (n) is indicated for each cultural system.Back to article page