Ampelomyces quisqualis Cesati (ATCC® 200245)

Strain Designations: G273  /  Product Format: frozen

Permits and Restrictions

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Strain Designations G273
biological control of powdery mildew, Uncinula necator
Biosafety Level 1

Biosafety classification is based on U.S. Public Health Service Guidelines, it is the responsibility of the customer to ensure that their facilities comply with biosafety regulations for their own country.

Product Format frozen
Storage Conditions Frozen: -80°C or colder
Freeze-Dried: 2°C to 8°C
Live Culture: See Propagation Section
Type Strain no
Preceptrol® no
Medium ATCC® Medium 325: Malt extract agar (Blakeslee's formula)
Growth Conditions
Temperature: 23.0°C
Name of Depositor SP Falk
Chain of Custody
ATCC <<--SP Falk<<--D. Gadoury
powdery mildew, Uncinula necator, on Vitis interspecific hybrid Rosette leaves, Geneva, NY

Falk. S.P., et al. Parasitism of Uncinula necator cleistothecia by the mycoparasite Ampelomyces quisqualis. Phytopathology 85: 794-800, 1995.

Falk SP, et al. Partial control of grape powdery mildew by the mycoparasite Ampelomyces quisqualis. Plant Dis. 79: 483-490, 1995.

Notice: Necessary PermitsPermits

These permits may be required for shipping this product:

  • Customers located in the state of Hawaii will need to contact the Hawaii Department of Agriculture to determine if an Import Permit is required. A copy of the permit or documentation that a permit is not required must be sent to ATCC in advance of shipment.
Basic Documentation