"There are many narratives about how agriculture began in east Africa, but there's not a lot of direct evidence of the plants themselves," said WashU's Natalie Mueller, an assistant professor of ...

That’s because East Africa’s primary growing season begins around mid-March, and the emerging plants are particularly vulnerable to locusts, says Anastasia Mbatia, the technical manager of ...

Farmers in East Africa thought they knew adversity ... Officials in some of Africa’s most arid nations say these plants are robbing them of what meager pasture they have left.

The presence of plants endemic to the Middle East revealed the original focus ... completing migratory cycles between tropical Africa and Europe covering up to 15,000 km. The demographic explosion ...

Invasive plants and trees were introduced to South Africa from as early as the 17th ... The most species are found in the Western Cape, Eastern Cape and KwaZulu-Natal provinces, and major urban ...