TY  - BOOK
AU  - Wallace, Thomas,
ED  - Agricultural Research Council (Great Britain)
TI  - The diagnosis of mineral deficiencies in plants by visual symptoms: a colour atlas and guide 
U1  - 631.8 
PY  - 1943///
CY  - London
PB  - H. M. Stationery Off.
KW  - Deficiency diseases in plants
N1  - Preface signed: Agricultural Research Council; Errata slip inserted; Bibliography at end of each chapter
ER  -