How did farming tribes on the plains maintain their farming land after they already cleared it?

Aparagraph is a self-contained unit of a discourse in writing dealing with a particular point or idea. a paragraph consists of one or more sentences. though not required by the syntax of any language, paragraphs are usually an expected part of formal writing, used to orga

The  most important advantage  of  northeast china  that  mainly contributed toward its being  the  industrialand  technological center  of the  country  in the  1970s  and  1980s  is:   its  juxtaposition with china's  most important industrial  neighbors.