TY  - BOOK
AU  - Hagerman,A.E.
TI  - Radial diffusion Method for Determining Tannin in Plant extracts
UR  - https://drive.google.com/file/d/1jgzrZG9uyuwk3ulIC8akl9DhFA5_XRwh/view?usp=drivesdk
ER  -