Plant Protection Research Institute (PPRI) principal fields of research are:

1. Plant Pathology
2. Plant Entomology
3. Plant Nematology

In addition PPRI has six sub stations which are strategically located throughout the country. These are:

Bezely Bridge (Manicaland)

Gokwe (Midlands)

Chiredzi (Masvingo)

Magunje (Mashonaland West)

Muzarabani (Mashonaland Central)

Henderson ((Mashonaland Central)