In the 15-year-old community and artificial community, died fine root biomass dynamic was similar with that of the primary community.

For imitating the natural community, we have taken a 10-year investigation and analysis of the natural wood community in Zhuzhou suburbs so as to design an artificial community.

While at MIT, McCarthy developed LISP, which became the standard programming language of the artificial intelligence community, but would also permeate the computing world at large.