NAIROBI, KENYA (24 August 2009)—Scientists said today at the 2nd World Congress of Agroforestry that a type of acacia tree with an unusual growth habit—unlike virtually all other trees—holds ...

Thousands of seeds from native African tree species and indigenous varieties of crops have been deposited in the cold, dry rock vaults of the Svalbard Global Seed Vault in the permafrost of northern ...

For thousands of years, thorny African acacia trees have provided food and shelter to aggressive biting ants, which protected the trees by attacking animals that try to eat the acacia leaves. Called ...

Acacia gum, or food additive E414, is used by food and beverage manufacturers as a natural texturizing agent. FoodNavigator travels to Senegal to find out how the plant exudate is ‘tapped’ from ...

Questions: We studied a humid savanna rangeland, abandoned in 2000, where intensive cattle grazing had led to widespread encroachment by Acacia zanzibarica. We asked whether the acacia trees were able ...

Stands of two species of African Acacia were monitored for 1 yr in a natural savanna ecosystem, to compare shoot regrowth and leaf chemistry in lightly browsed and heavily browsed trees. Where ...

Acacia trees are a prominent feature of the East African savannah. They're also a classic example of the long-standing and complex relationships between plants and insects, in this case acacia ants.

Used since the Stone Age in Africa, acacia gum improves the stability and texture of food products. In today’s world of food innovation, it delivers myriad benefits from emulsification to thickening, ...

Reporting from NCUNJANA, South Africa — Mvezelwa Mhlabunzima stands in a wooden pen of a hundred or so shaggy young goats and points out his charges, one by one. “This one’s a twin,” he says, ...