Piccolo, M. de C. Dinamica do nitrogenio incorporado na forma organica em solos de varzea e terra firme na Amazonia Central The dynamics of organic nitrogen applied to floodplain and highland soils of central Amazon - Piracicaba, SP (Brasil): 1989. - 172 p. Summaries (Eng, Por); 28 illus.; 24 tables; Bibliography p. 123-140 (109 ref.) Subjects--Topical Terms: SOLOMETABOLISMO NITROGENADOMATERIA ORGANICAVARZEAAMAZONIA