Contents References

The Bananas of Upland East Africa - FIELD TRIALS PROGRESS AND RESULTS UP TO MAY 1990

ANALYSIS OF RESULTS FROM TRIALS

OBSERVATIONS ON FLOWERING

Differences between varieties (TABLE 8)

The data in Table 8, although somewhat limited, when examined in conjunction with knowledge of the treatment received by the individual stools, indicates that for any one site there were no great differences in the final heights of those AAA varieties which could be identified (see next page).


Variations in final height of pseudostems (TABLE 9) (FIGURE 5)

When considered together, Table 9 and Figure 5 show that at a specific site the final height of the pseudostem (the height at the time of flowering) was not affected by the treatment received by the stool. The final heights, however, were site specific, presumably reflecting the "soil quality" factor.

In direct contrast, as Figure 5 shows, the time taken to reach maturity was affected by treatment; with the flowering of the first stem on stools in the high manure plots being much earlier, even to the extent of all the stools having flowered before any of the stools in the low manure plots had flowered. These findings naturally reflect the findings on growth rate.

The onset of flowering, for plots with apparently adequate "soil quality", generally was found to be 55 to 60 weeks afterplanting. The earliest instance was 45 weeks at Nyakato (see Table 7). In the FC2 plots flowering of all the stools was complete by 60 to 64 weeks at Kalema, Kalonge and Rubale; and by 70 weeks at Ibaraizibu.

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©2000 - Brian Taylor CBiol FIBiol FRES
11, Grazingfield, Wilford, Nottingham, NG11 7FN, U.K.

Visiting Academic in the Department of Life Science, University of Nottingham

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