TY - GEN AU - Varma, A., AU - Hock, Bertold TI - Mycorrhiza: structure, function, molecular biology, and biotechnology SN - 3540639810 AV - QK604.2.M92 M94 1999 PY - 1999/// CY - Berlin, New York PB - Springer KW - Mycorrhizas N1 - Includes bibliographical references and index ER -