Bwa-yo - Société Audubon Haiti

Bwa Pie 21
expected that seed from such a wide genetic base shows a level of increased vigor.
Continued germplasm work with C. arborescens should not neglect the small-leaf
varieties for the drier regions where the species is under severe pressure from grazing
and charcoal making activities. These varieties show adequate and steady growth, tolerating
the severe droughts and rocky limestone sites common to these areas.
4
3
2
o
HEIGHT (m)
1.0 2.2 3.3 4.4
TREE AGE (yr)
A
Family
321 (Mersan)
309 (Grande Plaine)
308 (Belladere)
310 (Source Crab)
305 (Band Roche)
306 (Paridon)
304 (Band Roche)
302 (Nan Roi)
303 (Nan Roi)
Figure 2.11 Comparison of height growth among C. arborescens half-sib families at
Lapila, near Pignon. Means followed by the same letter are not significantly different at
p=O.05.