Twenty days after seed germination the plants of Chinese
kale were 10.6 cm high and had 3.9 expanded leaves while the
plants of Caisin were 12.7 cm high and had 6.4 expanded
leaves. At this stage they were subjected to three treatments
with five replicates: well-watered (WW), waterlogging (WL) or
water deficit (WS). The waterlogging was applied by placing
the pots containing the growing plants in a larger pot and filling
with water until its level was about 1 cm above the soil surface.