TY  - GEN
AU  - Bos,  L
TI  - Symtoms of virus diseases in plants: with indexes of names of symtoms in English, Dutch, German, French, Italian and Spanish
U1  - 581.234 BOS 
CY  - New Delhi, Oxford & IBH publishing co. pvt. ltd
KW  - Pathology/ Fungi/ Toxins/ Viruses
ER  -