Schneider, Karl Soil testing and plant analysis for fertilizer recommendation : january 1991 - june 1993 /por Karl Schneider - Maryland, EUA : National Agricultural Lbrary, 1993 - 60 p. - Quick bibliography series 93-54 . - Quick bibliography series 93-54 . ISSN: 1052-5378 LCCN: 103238 Subjects--Topical Terms: Fertilizantes--Bibliografía.Plantas--Análisis.Plantas--Nutrición.Suelos--Fertilidad--Bibliografía. Dewey Class. No.: 631.422016 / Sch57