TY  - BOOK
AU  - Khan, Bashir Ahmed
AU  - Aslam, M.
AU  - Haq, Irfanul
AU  - Nasrullah, Jan
TI  - Potato disease survey in Kalam and Malam Jaba valleys, district Swat
PY  - 1985///
CY  - Islamabad
PB  - Pakistan-Swiss Potato Development Project
ER  -