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. 2012 Aug 14;8:32. doi: 10.1186/1746-4269-8-32

Table 1.

Mean values ± s. e. of morphological characters analyzed in wild, silviculturally and agriculturally managed populations of S. pruinosus

Character Wild populations Silviculturally managed populations Agriculturally managed populations PC1 PC2
Fruit Volume (gr)**
 B
 B
 A
 −0.868
 −0.182
56.577 ±3.241
 67.048 ±4.188
 127.882 ±4.909
Total fruit weight (g)**
 B
 B
 A
 −0.880
 −0.205
55.913 ±3.137
 67.369 ±3.983
 127.109 ±4.634
Pulp weight (gr)**
 B
 B
 A
 −0.851
 −0.224
30.881 ±2.019
 36.447 ±2.505
 80.064 ±3.553
Peel weight (gr)**
 C
 B
 A
 −0.783
 −0.095
24.977 ±1.473
 30.588 ±1.733
 46.413 ±1.437
Peel thickness (cm)*
 A
 AB
 B
 −0.031
 0.020
0.365 ±0.014
 0.342 ±0.011
 0.324 ±0.011
Number of areoles per peel cm2**
 A
 A
 B
 0.655
 0.174
2.007 ±0.048
 2.017 ±0.034
 1.672 ±0.045
Number of seed per fruit**
 B
 B
 A
 −0.480
 −0.100
1212.279 ±52.420
 1176.854 ±50.687
 1597.572 ±59.397
seed weight (gr)**
 B
 B
 A
 −0.322
 0.228
0.00209 ±0.00001
 0.00208 ±0.00001
 0.00224 ±0.00001
Sugar content in pulp (Brix)**
 B
 A
 A
 −0.318
 −0.090
6.720 ±0.251
 8.140 ±0.281
 8.643 ±0.220
Pulp acidity (pH)**
 B
 B
 A
 −0.283
 −0.259
4.302 ±0.063
 4.314 ±0.066
 4.593 ±0.060
Pulp color
 A
 A
 A
 0.177
 0.0015
1.78 ±0.166
 1.89 ±0.165
 2.16 ±0.172
Number of stem ribs**
 B
 A
 A
 0.082
 0.324
5.751 ±0.039
 5.971 ±0.039
 5.938 ±0.048
Stem rib width (cm)
 A
 A
 A
 −0.265
 0.517
3.783 ±0.069
 3.834 ±0.095
 3.694 ±0.067
Stem rib depth (cm)*
 B
 B
 A
 −0.325
 0.208
3.778 ±0.039
 3.851 ±0.048
 4.118 ±0.106
Distance among rib areoles (cm)
 A
 A
 A
 −0.179
 0.183
3.167 ±0.052
 3.268 ± 0.0629
 3.277 ± 0.061
Spines/areole
 B
 A
 A
 −0.060
 −0.006
8.029 ±0.132
 8.933 ± 0.137
 9.185 ± 0.132
Size of central spines (cm)**
 B
 A
 C
 0.294
 −0.076
2.630 ±0.094
 3.081 ±0.135
 1.914 ±0.068
Branch width (cm)**
 C
 B
 A
 −0.416
 0.422
10.403 ±0.099
 11.119 ±0.150
 11.823 ±0.113
Height (m)*
 A
 B
 AB
 0.043
 0.727
4.751 ±0.133
 4.176 ±0.139
 4.385 ±0.172
Plant size (m3)
 A
 A
 A
 −0.015
 0.736
14.328 ±1.620
 13.451 ±1.924
 13.525 ±1.612
Branch number**
 B
 B
 A
 −0.224
 0.603
33.622 ±3.641
 33.595 ±3.040
 58.611 ±6.475
Flower tube length (cm)**
 C
 B
 A
 −0.710
 −0.176
9.240 ±0.136
 9.675 ±0.132
 10.317 ±0.102
Corola maximun diameter (cm)**
 C
 B
 A
 −0.407
 0.143
5.586 ±0.119
 6.000 ±0.113
 6.474 ±0.127
Corola maximun intern opening (cm)
 A
3.008 ±0.049
 A
3.067 ±0.048
 A
3.170 ±0.046
 −0.302
 0.357
Flower tube minimun diameter(cm)**
 C
 B
 A
 −0.632
 0.239
1.059 ±0.013
 1.116 ±0.015
 1.188 ±0.013
Pericarpel diameter (cm)**
 B
 B
 A
 −0.786
 0.120
1.461 ± 0.024
 1.520 ± 0.024
 1.655 ± 0.020
Pericarpel length (cm)**
 B
 B
 A
 −0.806
 −0.135
2.117 ±0.046
 2.168 ±0.046
 2.558 ±0.047
Nectar chamber length (cm)**
 B
 B
 A
 −0.473
 −0.352
1.616 ±0.029
 1.644 ±0.028
 1.796 ±0.033
Nectar chamber diameter (cm)
 A
 A
 A
 −0.254
 0.466
0.867 ± 0.021
 0.851 ± 0.016
 0.860 ± 0.013
Ovary length (cm)**
 B
 B
 A
 −0.795
 −0.043
1.057 ±0.027
 1.079 ±0.035
 1.341 ±0.025
Ovary diameter (cm)*
 B
 AB
 A
 −0.618
 0.358
0.706 ± 0.020
 0.717 ± 0.175
 0.767 ± 0.010
Stile lengtht (cm)**
 B
 A
 A
 −0.111
 −0.263
4.804 ±0.073
 5.168 ±0.086
 5.121 ±0.058
Maximum stigma length (cm)**
 B
 B
 A
 −0.604
 −0.074
1.205 ±0.028
 1.248 ±0.036
 1.377 ±0.030
Number of stigma lobes**
 B
 A
 A
 −0.268
 0.326
8.716 ±0.149
 9.382 ±0.189
 9.357 ±0.163
Average stigma length (various lobes) (cm)**
 C
 B
 A
 −0.563
 −0.138
1.010 ±0.036
 1.154 ±0.034
 1.277 ±0.030
Anters length (cm)**
 B
 B
 A
 −0.299
 0.056
0.257 ±0.004
 0.263 ±0.004
 0.283 ±0.003
Anters width (cm) A
 A
 A
 −0.144 0.018
0.092 ± 0.002 0.091 ± 0.001 0.093 ±0.001

Different capital letters among populations indicate significant differences according to ANOVA and Tukey tests (*p ≤ 0.05, **p ≤ 0.01). The last columns show eigenvectors of the first (PC1) and second (PC2) principal components according to PCA.