Freney, John Raymond Gaseous loss of nitrogen from plant-soil systems - The Hague : Martinus Nijhoff, 1983 - 317 p. : ilus. ; gráfs. - Development in plant and soil sciences ; 9 . - Development in plant and soil sciences ; 9 . LCCN: 43262 Subjects--Topical Terms: Nitrógeno--Ciclo del.Suelos y cultivos. Dewey Class. No.: 631.847 / F7