Fig. 1. Root distributions used in the simulations. The numbers in the key refer to the maximum depth of root penetration and the letters refer to whether the roots were predominantly shallow (s) or deep (d) within the depth of penetration.
Fig. 1. Root distributions used in the simulations. The numbers in the key refer to the maximum depth of root penetration and the letters refer to whether the roots were predominantly shallow (s) or deep (d) within the depth of penetration.