Email this pagePrint this page Agrobacterium tumefaciens Go back to: Bacteria Quantity in Basket: none Product Code: BLB1002 Price: $10.00 Shipping Weight: 0.50 pounds Student Name: Teacher/Contact Name: School/Business Name: School/Business Phone Number: School/Business Address: Quantity: Gram-negative, aerobic bacteria. isolated from soil and the stems and roots of plants. causes crown gall disease by transferring some of its DNA to the plant host. Culture medium: Tryptic Soy Agar.