Table
2. Grand means, minima and
maxima of the GCA values per trait, obtained in Experiment 3, along with
the data patterns of the parents per main origin of the dura lines
from Experiment 1 (Dami; Chemara; Harrisons & Crosfield (H&C); and
MARDI), and per origin of all 50 pisifera palms (AVROS; Yangambi;
La Me; Dami composite; Ekona; Ghana; and Nigeria). Per pisifera
origin, GCA values are presented of the palm with the highest value for
oil yield (Elite).
| Parental sources |
Bunch yield
(kg/palm/year) |
Mesocarp /fruit (%) |
Oil /mesocarp (%) |
Oil /bunch (%) |
Oil yield
(kg/palm/year) |
Bunch index |
Height (cm) |
Leaf area (m²) |
Leaf area /leaf weight
ratio |
Crown disease (%) |
| Dura parents |
| Mean (n=225) |
104 |
79.4 |
50.7 |
26.6 |
27.8 |
0.510 |
141 |
4.80 |
2.60 |
377 |
| Minimum |
83 |
73.6 |
43.6 |
21.0 |
22.1 |
0.454 |
111 |
4.11 |
2.30 |
339 |
| Maximum |
122 |
85.1 |
55.0 |
29.5 |
33.2 |
0.571 |
179 |
5.61 |
2.89 |
421 |
| CV (%)* |
12 |
4.1 |
7.2 |
7.3 |
12.1 |
5.4 |
13 |
5.21 |
4.96 |
14 |
| Pisifera parents |
| Mean (n=50) |
105 |
79.4 |
50.7 |
26.6 |
27.8 |
0.510 |
141 |
4.80 |
2.60 |
377 |
| Minimum |
94 |
71.1 |
47.7 |
24.8 |
24.4 |
0.454 |
108 |
3.99 |
2.39 |
344 |
| Maximum |
119 |
83.8 |
54.0 |
28.0 |
31.5 |
0.552 |
173 |
5.40 |
2.84 |
423 |
| CV (%) |
9 |
5.2 |
6.1 |
8.0 |
9.1 |
6.2 |
15 |
4.35 |
8.10 |
13 |
| AVROS (n=15) |
99 |
81.5 |
49.1 |
26.4 |
26.0 |
0.484 |
152 |
4.94 |
2.57 |
381 |
| Elite (BSM 13) |
103 |
80.9 |
49.8 |
27.2 |
27.9 |
0.503 |
164 |
4.73 |
2.66 |
368 |
| CV (%) |
12 |
4.3 |
6.7 |
5.4 |
8.9 |
5.9 |
17 |
3.92 |
8.31 |
15 |
| HC (n=6) |
100 |
81.0 |
49.3 |
26.3 |
26.2 |
0.495 |
153 |
4.74 |
2.58 |
373 |
| CV (%) |
10 |
5.4 |
3.9 |
5.5 |
8.9 |
4.300 |
11 |
5.61 |
6.78 |
13 |
| C9212 (n=9) |
98 |
81.8 |
49.0 |
26.4 |
25.9 |
0.477 |
151 |
5.07 |
2.57 |
385 |
| CV (%) |
14 |
4.2 |
4.8 |
4.9 |
9.6 |
3.9 |
10 |
4.18 |
6.44 |
16 |
| Yangambi (n=4) |
108 |
75.8 |
53.3 |
27.3 |
29.5 |
0.517 |
145 |
4.70 |
2.57 |
380 |
| Elite (BSM 28) |
113 |
71.1 |
54.0 |
27.0 |
30.6 |
0.506 |
139 |
4.76 |
2.42 |
373 |
| CV (%) |
12 |
3.6 |
6.7 |
6.5 |
7.8 |
4.9 |
14 |
4.57 |
6.71 |
12 |
| La Mé (n=1) |
97 |
76.4 |
50.5 |
25.5 |
24.7 |
0.519 |
131 |
4.79 |
2.79 |
390 |
| Dami comp. (n=5) |
105 |
79.7 |
49.6 |
26.2 |
27.4 |
0.521 |
124 |
4.35 |
2.48 |
358 |
| Elite (BSM 18) |
107 |
79.4 |
49.4 |
26.9 |
28.8 |
0.511 |
125 |
4.65 |
2.44 |
364 |
| CV (%) |
11 |
3.2 |
5.8 |
5.1 |
8.8 |
3.5 |
14 |
4.71 |
6.27 |
12 |
| Ekona (n=10) |
108 |
77.9 |
51.6 |
26.1 |
28.1 |
0.522 |
130 |
4.80 |
2.63 |
382 |
| Elite (BSM 10) |
111 |
78.4 |
53.2 |
27.5 |
30.5 |
0.525 |
142 |
4.66 |
2.54 |
378 |
| CV (%) |
14 |
4.5 |
5.6 |
6.2 |
8.3 |
5.3 |
13 |
5.47 |
6.81 |
14 |
| Ghana (n=9) |
106 |
78.8 |
51.0 |
27.2 |
28.8 |
0.515 |
147 |
4.67 |
2.54 |
375 |
| Elite (BSM 20) |
112 |
81.6 |
50.2 |
27.6 |
30.9 |
0.521 |
173 |
4.97 |
2.64 |
383 |
| CV (%) |
13 |
3.9 |
6.0 |
7.2 |
7.4 |
4.9 |
12 |
6.32 |
6.71 |
16 |
| Nigeria (n=6) |
113 |
80.0 |
51.6 |
26.9 |
30.3 |
0.532 |
136 |
5.08 |
2.76 |
379 |
| Elite (BSM 33) |
113 |
79.7 |
53.6 |
27.8 |
31.5 |
0.547 |
114 |
4.79 |
2.78 |
368 |
| CV (%) |
10 |
4.2 |
6.0 |
6.2 |
7.7 |
5.2 |
10 |
4.70 |
6.11 |
11 |
* CV = Coeficient of variation
** s.d. = Standard deviation
|