Hello!

These are some of of books you can refer to for preparing for Plant Quarantine Officer-

• Plant Protection and Quarantine Officer (PPQ) Passbook
• A Vision into Plant Pathology- A complete student version by N.H.S.Reddy
• Plant diseases by R.S.Singh
• Fungi Bacteria and Virus - H.C. Dube
• Fungicides in Plant Disease Control - Nene & Thapliyal
• Modern plant pathology by H.C.Dube
• Plant bacteriology by K.K.mondal
• Plant virology by K.K. Biswas

Hope these books will help you.