Robson, Alan David. Soil acidity and plant growth - Sydney : Academic Press, 1989 - 306 p. LCCN: 65568 Subjects--Topical Terms: Plantas--Crecimiento--Aditivos.Suelos--Acidez.Suelos--AnĂ¡lisis.Suelos--Elementos minerales. Dewey Class. No.: 631.42 / R6