Atom% 13C excess, recovery and distribution of 13C in each part of plant and soil in sole cropped and intercropped systems.

1 Above-ground partMungbean were labeled five weeks after planting and harvested at the beginning of pod setting and at maturity. Mungbean were divided into grain, stem, leaves and root, while oats were divided into above-ground part and root, and rhizodeposition.The abbreviation in the table represent different treatments. Sp: sole mungbean harvested at pod setting, Sm: sole mungbean harvested at maturity, Ip: intercropping system harvested at mungbean pod setting, and Im: intercropping system harvested at mungbean maturity. Values are means±standard error (n = 4). Values with different letters within a column indicate significant differences between the treatment Sp, Ip, Sm and Im (Tukey HSD, p.05). yyyyAtom% 13C excess, recovery and distribution of 13C in each part of plant and soil in sole cropped and intercropped systems.