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. 2020 Oct 6;8:e9959. doi: 10.7717/peerj.9959

Figure 2. Variation in soil water storage in the 0–200 cm soil layers at six maize growth stages under different treatments in 2015 and 2016.

Figure 2

L, low planting density (A in 2015 and D in 2016); M, medium planting density (B in 2015 and E in 2016); H, high planting density (C in 2015 and F in 2016); NI, no irrigation; IV, irrigation at the 11-leaf stage; IS, irrigation at the silking stage; IVS, irrigation at the 11-leaf and silking stages. SW, V6, V11, SK, FL and MT means sowing stage, six-leaf stage, 11-leaf stage, silking stage, filling stage, and maturity stages, respectively; Vertical bars represent the LSD values at p = 0.05 level.