highly significantP < 0.01
The MLR models of PV ( Y 1 ), AV ( Y 2 ), palmitic acid content ( Y 3 ), oleic acid content ( Y 5 ) and linoleic acid content ( Y 6 ) were highly significant ( P < 0.01) and respectively contributed to 63.6%, 56.2%, 68.7%, 78.8% and 76.3% of the variations among samples ( Table 5 ).