highly significantp < 0.01
Additionally, the interaction between these two factors had highly significant effects ( p < 0.01) on plant height, stem diameter, and aboveground biomass.
Additionally, the interaction between these two factors had highly significant effects ( p < 0.01) on plant height, stem diameter, and aboveground biomass.
The accumulation of NO 3 − -N and NH 4 + -N within the 0~60 cm soil layer showed a declining trend with increasing irrigation lower limit and an increasing trend with the increase of nitrogen application amount in both 2021 and 2022 ( Figure 4 ).