Avoid Chart in Different Disease by fzg75017

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									          2011 Maine Wild Blueberry Pesticide Chart
NOTE: THIS CHART IS NOT A SUBSTITUTE FOR READING AND FOLLOWING THE LABEL. It is unlawful to use any pesticide for other than the registered use. Read and follow the
label on the product container. The user assumes all responsibility for use inconsistent with the label. Trade names are used for identification. No product endorsement is implied, nor is
discrimination intended against similar materials. Cooperative Extension makes no warranty or guarantee of any kind concerning the use of these products.


                Extremely toxic to fish                         Extremely toxic to bees                       Extremely toxic to birds                       Extremely toxic to people

                Moderately toxic to fish                        Moderately toxic to bees                      Moderately toxic to birds                      Moderately toxic to people


                                                                                   FUNGICIDES

     TOXICITY             FUNGICIDE            AI/GROUP          RATE/ACRE          PHI      REI        MAX/ACRE/YR                                          NOTES

                          Bravo Ultrex        chlorothalonil     2.7 to 3.6 lbs      42      12 hrs          10.9 lbs          Begin application at green-tip stage. Repeat though early bloom
                                                                                                                               but not more than every 10 days. Under heavy disease pressure
                           Equus DF             Group M5                                                                       use higher rate. Do not apply after full bloom. Do not add
                                                                                                                               pesticides, fertilizers, or adjuvants unless tested; as phytotoxicity
                                                                                                                               may result. Do not mix with Dipel or Latron. High runoff potential
                                                                                                                               for several days to weeks. Oral and dermal toxicity to humans is
                                                                                                                               low and inhalation toxicity is moderate.

                       Bravo Weatherstik      chlorothalonil       3 to 4 pts        42      12 hrs           12 pts           See comments above. May also be used post-harvest at 10-14
                                                                                                                               day intervals for rust or Septoria.
                         Equus 720 SST          Group M5
                        Bumper 41.8 EC        propiconazole           6 oz           30      24 hrs    30 oz (0.84 lb ai all   Apply at early green-tip for mummy berry. Apply every 8-14 days
                                                                                                         propiconazole         until leaf out. May be applied after harvest for Septoria control.
                                                 Group 3                                                   products)           See label for additional disease control.
                           Cabrio EG          pyraclostrobin         14 oz            0      12 hrs           56 oz            Use only if substantial powdery mildew infection occurs prior to
                                                                                                                               harvest. Apply every 7-14 days, but no more than 2 consecutive
                                                Group 11                                                (for all Group 11      applications before rotating to a product with another mode of
                                                                                                            products)          action. Runoff potential for several months; avoid applying if rain
                                                                                                                               is expected within 48 hrs.
                           Captec 4L             captan        0.75-1 qt/100 gal      0      48 hrs           35 qts           For Botrytis and mummy berry, begin application when buds
                                                                water. Max 2.5                                                 swell or have loose scales; continue applications every 7 days
                                                Group M4       qts/a/application                                               through bloom (7-10 days from late bloom). Use only if
                                                                                                                               substantial powdery mildew infection occurs prior to harvest.
                                                                                                                               Oral and dermal toxicity to humans is low but inhalation toxicity is
                                                                                                                               moderate.

                       Captevate 68 WDG          captan &        3.5 to 4.7 lbs       0      48 hrs           21 lbs           Apply at pink bud. Repeat every 7-10 days through petal fall. Do
                                               fenhexamid                                                                      not make more than 2 consecutive applications.
                                              Groups M4/17
                   Elevate 50 WDG          fenhexamid            1.5 lbs         0    12 hrs          6 lb           Apply at 10% bloom. Apply every 7-10 days when conditions
                                                                                                                     favor disease development, but no more than 2 consecutive
                                            Group 17                                                                 applications. See supplemental label.

                       Indar 2F           fenbuconazole           6 oz           30   12 hrs     4 applications;     Apply with 1% v/v COC. Repeat at 8-14 day intervals. Do not
                                                                                                     24 oz           apply within 75 ft of water bodies.
                                             Group 3
                    Indar 75 WSP                                  2 oz                           4 applications;     See comments above and supplemental label.
                                                                                                      8 oz
                   Pristine 38 WDG        pyraclostrobin      18.5 to 23 oz      0    12 hrs      4 applications;    Apply at 7-14 day intervals when conditions favor disease
                                           & boscalid                                          92 oz per yr; 23 oz   development. Avoid application when soil is saturated or when
                                                                                                /a per application   significant rainfall is expected within 48 hrs; product has high
                                           Groups 11/7                                         (for all Group 7 or   runoff potential for several months. After 2 consecutive
                                                                                                   11 products)      applications, rotate with a fungicide with a different mode of
                                                                                                                     action. Avoid applying during bloom when bees are present.
                        Procidic          Ascorbic acid,    2 to 2.5 oz/10 gal   0    0 hrs                          Spray solution must be pH 5, low salt concentration, and not
                                             citric acid,         water                                              chlorinated. Use higher rate during high humidity. Incompatible
                                            lactic acid,                                                             with dicofol, bipentachlorociclypentadiene, methomil, cyhexatin,
                                          glycerin, NaCl                                                             and chloropirites. Do not mix with salt based or high alkali
                                                                                                                     reaction products. Also bactericidal and may be used post-
                                               N/A                                                                   harvest.
                        Regalia            Reynoutria       0.5 to 1.0% v/v in   0    4 hrs                          Use 50 mesh nozzle screens or larger. May be tank mixed with
                                          sachalinensis       50-100 GPA                                             pesticides and adjuvants; see labels for restrictions. May be
                                                                  water                                              alternated with conventional fungicides. Applications of 1% v/v
                                               N/A                                                                   on small tender plants may result in crop injury. Apply at bud
                                                                                                                     break for mummyberry and repeat every 7-10 days; tank mix
                                                                                                                     with registered fungicides for best results.
                    Serenade ASO             Bacillus           2 to 6 qts       0    4 hrs                          When used alone for the 1st time, 4 qt/a is recommended (ASO).
                                             subtilis                                                                For suppression, begin application at bud break and repeat
                                                                                                                     every 7-10 days or as needed. Add a surfactant for improved
                    Serenade Max               N/A              1 to 3 lbs                                           control of Botrytis (test compatibility first). Spray solution should
                                                                                                                     be pH 4.5-8.5. Rotate with products with other modes of action.

                   Switch 62.5 WG          cyprodinil &        11 to 14 oz       0    12 hrs         56 oz           Apply at early bloom and at 7-14 day intervals when conditions
                                            fludioxonil                                                              favor disease development. Avoid application when soil is
                                                                                                                     saturated or when significant rainfall is expected within 48 hrs, or
                                           Groups 9/12                                                               within 75 ft of water bodies. After 2 consecutive applications,
                                                                                                                     rotate with a fungicide with a different mode of action for 2
                                                                                                                     applications.
                  Tilt (formerly Orbit)   propiconazole           6 oz           30   12 hrs         30 oz           Apply at early green-tip for mummy berry. Apply every 8-14 days
                                                                                                                     until leaf out. May be applied after harvest for Septoria control.
                                             Group 3                                             (see Bumper)        See Tilt label or Orbit supp label (exp 12/31/11) for additional
                                                                                                                     disease control.



Prepared by Jennifer D'Appollonio, Research Assistant, David E. Yarborough, Extension Blueberry Specialist and Frank Drummond, Professor of Insect
Ecology/Entomology, The University of Maine, Orono, ME 04469. March 2011. *Please note: This revised version replaces any previous charts.*
A Member of the University of Maine System Published and distributed in furtherance of Acts of Congress of May 8 and June 30, 1914, by the University
of Maine Cooperative Extension, the Land Grant University of the state of Maine and the U.S. Department of Agriculture cooperating. Cooperative
Extension and other agencies of the U.S.D.A. provide equal opportunities in programs and employment.

								
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