This information is for pesticide applicators and pesticide handlers. For safety information specific to communities please contact the National Pesticide Information Center at 1.800.858.7378 or npic@ace.orst.edu.

This report is to be used as a guideline only and does not serve as a replacement for the legally registered label.

Illegal use of a pesticide is subject to penalty. Any product listed below, which includes the term "Master Label" in front of the product brand name, may not be sold or used in California.

Product Information Report

General

  • PRODUCT: PREFENCE BIOFUNGICIDE
  • REGISTRATION NUMBER: 64137- 5-AA- 68539
  • COMPANY NAME: BIOWORKS, INC. D/B/A BIOWORKS
  • PRODUCT STATUS: B - INACTIVE
  • REGISTRATION
    • REGISTRATION DATE: 28-FEB-18
    • INACTIVATION DATE: 31-DEC-20
  • FULL PRODUCT(SLN/EXPERIMENT)
    • ISSUE DATE:
    • EXPIRATION DATE:
  • REGISTRATION TYPE: A - SECTION 3 REGULAR REGISTRATION
  • GENERAL CATEGORY: M - MICROBIAL
  • SIGNAL WORD: CAUTION
  • FORMULATION: P0 - WETTABLE POWDER
  • DENSITY: GRAVITY:
  • MANUF/REFORM/REPACK:
  • AG COMMISSIONER USE:
  • FUMIGANT:
  • RODENTICIDE or OTHER USES:
  • CONFIDENTIAL:
  • SOIL APPLICATION: A - APPLIED DIRECTLY TO SOIL
  • AERIAL/GROUND: B - GROUND (GROUND-BASED EQUIPMENT)

Pesticide Type

Pesticide Type
Code Description
K0 FUNGICIDE

Health Hazard

Health Hazards of the product
Code Description
C0 INHALATION
B0 SKIN/EYE
B3 MAY CAUSE A SKIN SENSITIZATION REACTION
B7 CAUSES EYE IRRITATION

Environmental Hazard

None

Target Pest

Target Pest
Code Description
C0 FUNGI

Application Method

Methods the product is allowed or not allowed to be applied.
Code Description
I0 COATING (I.E. SEED COATINGS)
R0 TURF TREATMENT/TURF DRENCH
D0 SPRAY
F0 CHEMIGATE (CHEMIGATION ALLOWED OR WITH RESTRICTION
K0 WASH, SOAK, DIP

Special Instructions

None

Special Status

None

Chemical Information

Information on the chemicals contained in the product.
Code Name Percent
3937 STREPTOMYCES GRISEOVIRIDIS STRAIN K61 35.00000
0 INERT INGREDIENTS 65.00000
Total 100.00000%

Site Information


Information on the Site the Product is registered to be used on.
STAT CODE SITE CODE SITE NAME QUALIFIER CODE SPUSE CODE SPEC USE DESC SPUSE NO HOME GRDN SEED CROP INACTIVE DATE PREHV INT PREHV UNIT REENT INT REENT UNIT
A 28001 BEANS (ALL OR UNSPEC) 0 A0 REGULAR 0 0238 4 H
A 15001 BEANS, DRIED-TYPE 0 A0 REGULAR 0 0005 4 H
A 15002 BEANS, SUCCULENT (LIMA) 0 A0 REGULAR 0 0238 4 H
A 15003 BEANS, SUCCULENT (OTHER T 0 A0 REGULAR 0 0018 4 H
A 13005 BROCCOLI 0 A0 REGULAR 0 0061 4 H
A 13007 CABBAGE 0 A0 REGULAR 0 0024 4 H
A 13008 CAULIFLOWER 0 A0 REGULAR 0 0018 4 H
A 13004 COLE CROPS (ALL OR UNSPEC 0 A0 REGULAR 0 0018 4 H
A 28005 CORN (ALL OR UNSPEC) 0 A0 REGULAR 0 0003 4 H
A 29119 CORN, HUMAN CONSUMPTION 0 A0 REGULAR 0 -05 4 H
A 15005 CORN, SWEET (FRESH MKT. A 0 A0 REGULAR 0 0061 4 H
A 8015 DILL 0 A0 REGULAR 0 0018 4 H
A 8000 FLAVORING AND SPICE CROPS 0 A0 REGULAR 0 0055 4 H
A 14007 GARLIC 0 A0 REGULAR 0 0238 4 H
A 14010 LEEK 0 A0 REGULAR 0 0018 4 H
A 13020 LETTUCE (ALL OR UNSPEC) 0 A0 REGULAR 0 0024 4 H
A 13045 LETTUCE, HEAD (ALL OR UNS 0 A0 REGULAR 0 -32 4 H
A 13031 LETTUCE, LEAF (ALL OR UNS 0 A0 REGULAR 0 0034 4 H
A 14011 ONION (DRY, SPANISH, WHIT 0 A0 REGULAR 0 0238 4 H
A 16004 ONIONS (GREEN) 0 A0 REGULAR 0 0018 4 H
A 35000 ORNAMENTAL AND/OR SHADE T 0 A0 REGULAR 0 0013 4 H
A 35007 ORNAMENTAL CONIFERS (ALL 0 A0 REGULAR 0 0018 4 H
A 31007 ORNAMENTAL HERBACEOUS ANN 0 A0 REGULAR 0 0002 4 H
A 31003 ORNAMENTAL HERBACEOUS FLO 0 A0 REGULAR 0 -13 4 H
A 31004 ORNAMENTAL HERBACEOUS FOL 0 A0 REGULAR 0 0018 4 H
A 33008 ORNAMENTAL TURF (ALL OR U 0 A0 REGULAR 0 0018 4 H
A 32001 ORNAMENTAL WOODY PLANTS ( 0 A0 REGULAR 0 0049 4 H
A 8520 PARSLEY (FLAVORING AND SP 0 A0 REGULAR 0 -29 4 H
A 28016 PEAS (ALL OR UNSPEC) (ALL 0 A0 REGULAR 0 -22 4 H
A 15007 PEAS, DRIED-TYPE (SPLIT P 0 A0 REGULAR 0 0018 4 H
A 28074 PEAS, DRY AND SUCCULENT ( 0 A0 REGULAR 0 -4 1 4 H
A 29127 PEAS, GENERAL 0 A0 REGULAR 0 0018 4 H
A 14000 ROOT CROP VEGETABLES (ALL 0 A0 REGULAR 0 0018 4 H
A 28019 SORGHUM (ALL OR UNSPEC) 0 A0 REGULAR 0 0018 4 H
A 22004 SORGHUM (FORAGE - FODDER) 0 A0 REGULAR 0 -20 4 H
A 24006 SORGHUM (GRAIN CROP) (MIL 0 A0 REGULAR 0 0066 4 H
A 29131 SORGHUM/MILO GENERAL 0 A0 REGULAR 0 4 H
A 28023 SOYBEANS (ALL OR UNSPEC) 0 A0 REGULAR 0 0031 4 H
A 15010 SOYBEANS, EDIBLE (SEED and 0 A0 REGULAR 0 -27 4 H
A 13024 SPINACH 0 A0 REGULAR 0 0018 4 H
A 11005 TOMATO 0 A0 REGULAR 0 0018 4 H
A 29136 TOMATOES, FOR PROCESSING/ 0 A0 REGULAR 0 0018 4 H
A 28065 WHEAT (ALL OR UNSPEC) 0 A0 REGULAR 0 0018 4 H
A 22007 WHEAT (FORAGE - FODDER) 0 A0 REGULAR 0 0018 4 H
A 24007 WHEAT (GRAIN CROP) 0 A0 REGULAR 0 0018 4 H
A 29139 WHEAT, GENERAL 0 A0 REGULAR 0 0146 4 H

PRODNO: 71002


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Fri Apr 3 01:41:55 2026