John F Bergmann
Biographic Data
| ID | 2558313 |
|---|---|
| NAME | John F Bergmann |
| GIVEN NAMES | John F |
| FAMILY NAME | Bergmann |
| SIGNATURE | BERGMANN J F |
| AFFILIATIONS | University of Alberta |
| VERIFIED | No |
| TOTAL WORKS | 2 |
| TOTAL CITATIONS | 24 |
| AUTHOR COUNT | 2 |
| EDITOR COUNT | 0 |
| FIRST PUBLICATION YEAR | 1969 |
| LATEST PUBLICATION YEAR | 1971 |
| H-INDEX | 1 |
Soil Salinization and Welsh Settlement in Chubut, Argentina
The Distribution of Cacao Cultivation in Pre-Columbian America 1
On the eve of the Spanish conquest aboriginal cacao cultivation extended from the two coasts of central Mexico to Costa Rica. Although the districts of greatest production were located within the Maya language areas of southern Mexico and Pacific Guatemala-El Salvador, a large and increasing market for cacao lay in the Nahua language areas of highland Mexico. To this area important amounts of cacao moved in trade from the southern zone of product…
The Distribution of Cacao Cultivation in Pre-Columbian America 1
On the eve of the Spanish conquest aboriginal cacao cultivation extended from the two coasts of central Mexico to Costa Rica. Although the districts of greatest production were located within the Maya language areas of southern Mexico and Pacific Guatemala-El Salvador, a large and increasing market for cacao lay in the Nahua language areas of highland Mexico. To this area important amounts of cacao moved in trade from the southern zone of product…
The Distribution of Cacao Cultivation in Pre-Columbian America 1
On the eve of the Spanish conquest aboriginal cacao cultivation extended from the two coasts of central Mexico to Costa Rica. Although the districts of greatest production were located within the Maya language areas of southern Mexico and Pacific Guatemala-El Salvador, a large and increasing market for cacao lay in the Nahua language areas of highland Mexico. To this area important amounts of cacao moved in trade from the southern zone of product…
Soil Salinization and Welsh Settlement in Chubut, Argentina
Environmental Science (2 works) · Geography (2 works) · Agroforestry (1 works) · Archaeology (1 works) · Archaeology and Natural History (1 works) · Business (1 works) · Cocoa and Sweet Potato Agronomy (1 works) · Distribution (mathematics) (1 works) · Forestry (1 works) · Forestry (1 works)