Source google image: https://www.researchgate.net/profile/Jaime_Cubero/publication/226138366/figure/tbl2/AS:669029119307789@1536520380597/Isolation-of-A-tumefaciens-from-20-naturally-infected-plants-in-samples-taken-from.png
Isolation 7 cm
Source google image: https://www.researchgate.net/profile/Jaime_Cubero/publication/226138366/figure/tbl2/AS:669029119307789@1536520380597/Isolation-of-A-tumefaciens-from-20-naturally-infected-plants-in-samples-taken-from.png