By Joel. Timyan
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Extra info for Bwa Yo: Important Trees of Haiti
Example text
Glauca showing traits of S. berteroana. Future studies should be oriented toward better understanding the role that hybrids may play in wood properties, survival and growth rates. Attempts to broaden the genetic diversity of S. glauca by importing seed from the OFI collection (UK) and the Dominican Republic were unsuccessful, with the seed failing to germinate in the nursery. No maternal effects have been shown for either species in survival or height growth after 3 years. There is as much variance within the half-sib families as there is between them.
The former use of the land was fa1- 7 low pasture, as shown in the illustrations (see Fig. 9 and Fig. 10). 7 kg tree-I. 4 Tree Improvement: An effort began in 1988 to improve the quality of the species as a timber species. A country-wide se1ec- 2 tion of candidate trees was made for qualitative characteristics that contribute to the economic value of Haitian oak. These traits include stem form, height to the pri- o mary fork, branching patterns, and resis0 1 2 3 4 5 6 7 8 9 10 11 12 13 tance to disease, insects and wind.
The bark is considered an astringent and taken orally as a decoction for diarrhea, as a source of vitamins and iron, and as a medicine used to induce hemorrhage. When the bark is steeped to a red liquid, it is taken to clear blood, increase appetite, and regain strength in cases of tuberculosis (Ayensu, 1981). Farmers generally plant the species along the boundary of gardens or around the courtyard garden, where it provides deep shade. A widespread belief in Haiti is that S. " This is particularly true in the drier regions where soil moisture is already marginal for adequate crop production.