Pruning is important to maintain an African milk tree. Because they have shallow root systems and can grow tall, older plants ...

Researchers have used distinct markers from human subpopulations to trace back to our common African root in a giant human "tree." However, a “trellis” model might be more appropriate.

By Anne Nzouankeu On Feb. 25, the World Agroforestry Center (CIFOR-ICRAF) deposited seeds representing tree species of ...