@article{paperid:1006460, author = {Jafarpour, Behrooz}, title = {Molecular detectionof potato spindle tuber viroid in Razavi and Northern Khorasan provinces}, journal = {Pakistan Journal of Biological Sciences}, year = {2008}, volume = {11}, number = {12}, month = {August}, issn = {1028-8880}, pages = {1642--1645}, numpages = {3}, keywords = {potato;PSTVd;reverse trascriptase-PCR}, }