Nitrification rates in two undisturbed tropical rain forests and three slash - and - burn sites of the Venezuelan Amazon . Biotropica ( EE.UU. ) ... Can intensively managed forest ecosystems be self - sufficient in nitrogen ?

000051 BORMANN , B.T .; GORDON , J.C. Can intensively managed forest ecosystems be self - sufficient in nitrogen ? Forest Ecology and Management ( Países Bajos ) . 1989. v.29 ( 1-2 ) p.95-103 . Dat.num . 26ref . Sum . ( En ) .