Table 2.
Analysis of variance estimated within and between 17 B. tulda populations for height of culm (H, in m), diameter of culm (D, in mm), internode length (I, in mm), ratio of culm cavity to culm diameter (CD), ratio of culm sheath length to breadth at base (LB) and ratio of culm sheath length to length of blade (LL)
| Source of variation | d.f. | H | D | I | CD | LB | LL |
|---|---|---|---|---|---|---|---|
| Sum of squares | |||||||
| Population | 16 | 105·0609 | 7200·588 | 92260·99 | 0·08556 | 0·583421 | 7·944209 |
| Error | 68 | 43·656 | 444 | 30551·2 | 0·03588 | 0·16768 | 1·85956 |
| Mean squares | |||||||
| Population | 16 | 6·566309 | 450·0368 | 5766·312 | 0·005348 | 0·036464 | 0·496513 |
| Error (within population) | 68 | 0·642 | 6·529412 | 449·2824 | 0·000528 | 0·002466 | 0·027346 |
| Computed F | 10·2279* | 68·92455* | 12·83449* | 10·13462* | 14·78733* | 18·15639* | |
| Error (between populations) | 4 | 1·184862 | 88·70148 | 1063·406 | 0·000964 | 0·0068 | 0·093833 |
*
P < 0·001 level.