Fig. 1. Relationships between early-season rainfall and (A) annual means for soil NO3–N concentrations measured in early June and (B) annual means of stalk NO3–N concentrations measured at the end of the season.
Fig. 1. Relationships between early-season rainfall and (A) annual means for soil NO3–N concentrations measured in early June and (B) annual means of stalk NO3–N concentrations measured at the end of the season.