TY  - BOOK
AU  - Rittershausen,P.R.C.
TI  - Successful orchid culture
U1  - 635.93415 
PY  - 1956///
CY  - London
PB  - W.H. and L. Collingridge
KW  - Orchard culture
KW  - Orchard
KW  - Diseases and pests
KW  - Breeding
N1  - Includes index
ER  -