Table 1 Results from four-way factorial ANOVA of insect immature stages (Culex vishnui subgroup larvae) predation by Puntius tetrazona and Hyphessobrycon rosaceus larvivorous fishes at 10 different densities of insect immature stages and 3 different volumes of water, for 7 consecutive days
Source of variation | Sum of squares | df | Mean square | F | p-value |
|---|---|---|---|---|---|
Fish species (FS) | 1,548,544.11 | 1 | 1,548,544.11 | 25,221.24 | 0.01 |
Volume of water (V) | 11,755.94 | 2 | 5877.96 | 95.74 | 0.01 |
Days (D) | 280,636.60 | 6 | 46,772.76 | 761.79 | 0.01 |
Prey density (PD) | 62,058,653.3 | 9 | 6,895,405.92 | 112,305.9 | 0.01 |
FS × V | 11,272.94 | 2 | 5636.47 | 91.80 | 0.01 |
FS × D | 29,339.23 | 6 | 4389.87 | 71.49 | 0.01 |
FS × PD | 390,088.93 | 9 | 43,343.21 | 705.93 | 0.01 |
V × PD | 43,452.57 | 18 | 2414.03 | 39.31 | 0.01 |
D × PD | 47,654.710 | 54 | 882.495 | 14.373 | 0.01 |
FS × V × D | 2119.108 | 12 | 176.592 | 2.876 | 0.01 |
FS × V × PD | 54,595.719 | 18 | 3033.096 | 49.400 | 0.01 |
FS × D × PD | 42,235.833 | 54 | 782.145 | 12.739 | 0.01 |
V × D × PD | 45,216.105 | 108 | 418.668 | 6.819 | 0.01 |
FS × V × D × PD | 30,559.114 | 108 | 282.955 | 4.609 | 0.01 |
Residual | 51,574.67 | 840 | 61.39 | ||
Total | 64,647,699.00 | 1259 |