Genetic Variation of New Purple-Fleshed Sweet Potato (Ipomoea batatas L.) Genotypes in Indonesia by Multivariate Analysis

Table 6

Factor loadings, agronomic trait markers, contributed to variability in PFSP in Garut.

Parameters	PC 1	PC 2	PC 3	PC 4
SRL	0.473	0.436	0.352	0.557
SRD	0.620	−0.078	0.701	−0.109
NRP	0.643	−0.597	0.378	0.238
TRWP	0.938	0.114	−0.111	0.043
NRM	0.879	0.399	−0.140	−0.144
MRW	0.844	0.435	−0.198	−0.158
NRPL	0.950	−0.171	−0.012	−0.006
TSRW	0.930	0.055	−0.272	0.050
BRIX	−0.421	0.586	0.566	−0.346
SG	−0.599	0.403	−0.089	0.524
Eigenvalue	5.695	1.456	1.234	0.824
Variability (%)	56.955	14.563	12.349	8.249
Cumulative (%)	56.955	71.518	83.868	92.117

SRL: storage root length, SRD: storage root diameter, NRP: number of roots per plant, TRWP: total root weight per plant, NRM: number of marketable/commercial roots, MRW: marketable/commercial root weight, NRPL: number of roots per plot, TSRW: total storage root weight, BRIX: level of sweetness, and SG: specific gravity.