Table 4. Correlation coefficients among germination, 72 hrs SSAA test, emerged seedlings, useful plants, SVIS, and seedlings with expanded cotyledons in six varieties of lettuce. |
Vigor test |
Germination |
SSAA 72 hrs |
Emerged seedlings |
Useful plants |
SVIS |
SSAA 72 hrs |
0,406* (4,31) |
||||
Emerged seedlings |
0,123 n.s. (1,20) |
0,292* (2,96) |
|||
Useful plants |
0,094 n.s. (0,92) |
0,413* (4,40) |
0,496* (5,54) |
||
SVIS |
0,168 n.s. (1,65) |
0,372* (3,98) |
0,342* (3,53) |
0,258* (2,59) |
|
Seedlings with expanded cotyledons |
0,364* (3,79) |
0,384* (4,03) |
0,457* (4,98) |
0,407* (4,32) |
0,369* (3,85) |
*: significant
correlation (P < 0.05) |
|