Referring to Fig. 6.22, is the locus of pinch-off values defined by the region of VDS <...

Referring to Fig. 6.22, is the locus of pinch-off values defined by the region of V_DS < |V_P| = 3 V?

FIG. 6.22 Drain characteristics for a 2N4416 JFET transistor as displayed on a curve tracer.