The Carbonized rice was discovered at Lilou Village, Ruzhou City, Henan Province in 1993 by scientists of Archaeology Inst, Henan Acad of Social Sciences. The e
Background:Distance-dependent individual-tree models have commonly been found to add little predictive power to that of distance-independent ones.One possible r
Background:Attention has recently been drawn to the issue of transboundary invasions,where species introduced and naturalized in one country cross international