Figure 4
From: Effect of stem bending and soil moisture on the incidence of resin pockets in radiata pine
The number of (a) Type 1 resin pockets and (b) Type 2 resin pockets formed per tree in each growth season, for the stem bending and control treatments. Symbols: Light blue circle with line Control, Green Square with line Spring, Orange triangle with line Summer - water stressed, Dark blue down triangle with line Summer - released from water stress. Note the different y-axis scales. The error bars are the standard errors.