na INLIS000000000004137 20211007011334 0010-0721000197 211007 0 eng Wallace, T. The diagnosis of mineral deficiencies in plants by visual symptoms: a colour atlas and guide / T. Wallace vii, 107 p.: ill. ; 25 cm. Foto+ Inc.Index 631.8 631.8 WAL d London : Her Majesty's, 1951 PLANTS MINERALS DEFICIENCIES DIAGNOSIS 423/KA/2021