'Surface fungicide' Respray Dates for Low scab-risk blocks

Background Information for this page
Return to radar list for Middletown RI
Weather data for Middletown RI.  Forecast values begin July 3, 2008
Final primary scab infection period starts: Wednesday,  June 04
For Low-Scab blocks only:
Full dose SURFACE PROTECTANT fungicide
(captan, mancozeb, Polyram, Syllit)
SPRAY DATE
(application time assumed as 6am)
Inches Rain
on this date
SURFACE FUNGICIDE
DEPLETION TIME
limiting factor shown underneath
DEADLINE for next
PRE-INFECTION APPLICATION
This is the start time for the next infection period that has rain after fungicide depletion time.
    Last rain hour for the infection period that started at time shown 1 column to left.  However, rain interruption may allow spray application before this time, or wind may prevent spraying until after this time. 72 hour deadline for post-infection fungicide to reach back to start time of subsequent infection period (2 cols. to left), or back to end of protection from previous fungicide spray (3 cols. to left), whichever is later.  Assumes no scab resistance.
Sat,  April 12 0.52 Apr 19,  6 AM
7 days normal growth
Mon, Apr 28, 8 AM April 29, 4 PM Thu, May 1, 8 AM 
Sun,  April 13 0.04 Apr 20,  6 AM
7 days normal growth
Mon, Apr 28, 8 AM April 29, 4 PM Thu, May 1, 8 AM 
Mon,  April 14 0 Apr 21,  6 AM
7 days normal growth
Mon, Apr 28, 8 AM April 29, 4 PM Thu, May 1, 8 AM 
Tue,  April 15 0 Apr 22,  6 AM
7 days normal growth
Mon, Apr 28, 8 AM April 29, 4 PM Thu, May 1, 8 AM 
Wed,  April 16 0 Apr 23,  6 AM
7 days normal growth
Mon, Apr 28, 8 AM April 29, 4 PM Thu, May 1, 8 AM 
Thu,  April 17 0 Apr 24,  2 AM
rapid growth
Mon, Apr 28, 8 AM April 29, 4 PM Thu, May 1, 8 AM 
Fri,  April 18 0 Apr 24,  3 PM
rapid growth
Mon, Apr 28, 8 AM April 29, 4 PM Thu, May 1, 8 AM 
Sat,  April 19 0 Apr 25,  8 PM
rapid growth
Mon, Apr 28, 8 AM April 29, 4 PM Thu, May 1, 8 AM 
Sun,  April 20 0 Apr 27,  6 AM
7 days normal growth
Mon, Apr 28, 8 AM April 29, 4 PM Thu, May 1, 8 AM 
Mon,  April 21 0 Apr 28,  6 AM
7 days normal growth
Mon, Apr 28, 8 AM April 29, 4 PM Thu, May 1, 8 AM 
Tue,  April 22 0 Apr 29,  6 AM
7 days normal growth
Mon, Apr 28, 8 AM April 29, 4 PM Fri, May 2, 6 AM 
Wed,  April 23 0 Apr 29,  6 AM
rain removal
Mon, Apr 28, 8 AM April 29, 4 PM Fri, May 2, 6 AM 
Thu,  April 24 0.02 Apr 29,  6 AM
rain removal
Mon, Apr 28, 8 AM April 29, 4 PM Fri, May 2, 6 AM 
Fri,  April 25 0 Apr 29,  6 AM
rain removal
Mon, Apr 28, 8 AM April 29, 4 PM Fri, May 2, 6 AM 
Sat,  April 26 0 Apr 29,  12 PM
rain removal
Mon, Apr 28, 8 AM April 29, 4 PM Fri, May 2, 12 PM 
Sun,  April 27 0 Apr 29,  12 PM
rain removal
Mon, Apr 28, 8 AM April 29, 4 PM Fri, May 2, 12 PM 
Mon,  April 28 0.95 Apr 29,  12 PM
rain removal
Post-infection control needed   Fri, May 2, 12 PM 
Tue,  April 29 1.25 May 8,  6 AM
slow growth
Thu, May 8, 8 AM May 9, 10 PM     Interval between depletion time for captan, EBDC, or Syllit applied April 29, 6 AM, and last rain hour is greater than kickback range for follow-up application of captan, EBDC, or Syllit; but still within kickback range of SI or strobilurin fungicide. Sun, May 11, 8 AM 
Wed,  April 30 0 May 8,  7 PM
slow growth
Thu, May 8, 8 AM May 9, 10 PM     Interval between depletion time for captan, EBDC, or Syllit applied April 30, 6 AM, and last rain hour is greater than kickback range for follow-up application of captan, EBDC, or Syllit; but still within kickback range of SI or strobilurin fungicide. Sun, May 11, 7 PM 
Thu,  May 1 0 May 9,  5 AM
slow growth
Thu, May 8, 8 AM May 9, 10 PM Mon, May 12, 5 AM 
Fri,  May 2 0.11 May 10,  12 PM
slow growth
Fri, May 16, 2 PM May 17, 10 AM Mon, May 19, 2 PM 
Sat,  May 3 0.15 May 11,  11 AM
slow growth
Fri, May 16, 2 PM May 17, 10 AM Mon, May 19, 2 PM 
Sun,  May 4 0.37 May 12,  1 AM
slow growth
Fri, May 16, 2 PM May 17, 10 AM Mon, May 19, 2 PM 
Mon,  May 5 0 May 13,  12 PM
slow growth
Fri, May 16, 2 PM May 17, 10 AM Mon, May 19, 2 PM 
Tue,  May 6 0 May 14,  11 AM
slow growth
Fri, May 16, 2 PM May 17, 10 AM Mon, May 19, 2 PM 
Wed,  May 7 0 May 15,  7 PM
slow growth
Fri, May 16, 2 PM May 17, 10 AM Mon, May 19, 2 PM 
Thu,  May 8 0.18 May 17,  6 AM
slow growth at 9 day limit
Fri, May 16, 2 PM May 17, 10 AM Tue, May 20, 6 AM 
Fri,  May 9 0.51 May 18,  6 AM
slow growth at 9 day limit
Sun, May 18, 5 PM May 18, 7 PM Wed, May 21, 5 PM 
Sat,  May 10 0 May 19,  3 AM
slow growth
Tue, May 27, 8 AM May 27, 7 PM Fri, May 30, 8 AM 
Sun,  May 11 0 May 20,  3 AM
slow growth
Tue, May 27, 8 AM May 27, 7 PM Fri, May 30, 8 AM 
Mon,  May 12 0 May 21,  6 AM
slow growth at 9 day limit
Tue, May 27, 8 AM May 27, 7 PM Fri, May 30, 8 AM 
Tue,  May 13 0 May 21,  8 PM
slow growth
Tue, May 27, 8 AM May 27, 7 PM Fri, May 30, 8 AM 
Wed,  May 14 0 May 23,  3 AM
slow growth
Tue, May 27, 8 AM May 27, 7 PM Fri, May 30, 8 AM 
Thu,  May 15 0 May 23,  11 PM
slow growth
Tue, May 27, 8 AM May 27, 7 PM Fri, May 30, 8 AM 
Fri,  May 16 0.35 May 24,  8 PM
slow growth
Tue, May 27, 8 AM May 27, 7 PM Fri, May 30, 8 AM 
Sat,  May 17 0.57 May 25,  1 PM
slow growth
Tue, May 27, 8 AM May 27, 7 PM Fri, May 30, 8 AM 
Sun,  May 18 0.01 May 26,  6 PM
slow growth
Tue, May 27, 8 AM May 27, 7 PM Fri, May 30, 8 AM 
Mon,  May 19 0 May 27,  4 PM
slow growth
Tue, May 27, 8 AM May 27, 7 PM Fri, May 30, 4 PM 
Tue,  May 20 0.39 May 28,  2 PM
slow growth
Sat, May 31, 8 AM May 31, 10 PM Tue, Jun 3, 8 AM 
Wed,  May 21 0 May 29,  8 AM
slow growth
Sat, May 31, 8 AM May 31, 10 PM Tue, Jun 3, 8 AM 
Thu,  May 22 0.03 May 30,  12 AM
slow growth
Sat, May 31, 8 AM May 31, 10 PM Tue, Jun 3, 8 AM 
Fri,  May 23 0 May 30,  12 PM
slow growth
Sat, May 31, 8 AM May 31, 10 PM Tue, Jun 3, 8 AM 
Sat,  May 24 0 May 31,  9 AM
slow growth
Sat, May 31, 8 AM May 31, 10 PM Tue, Jun 3, 9 AM 
Sun,  May 25 0 Jun 1,  2 PM
slow growth
Wed, Jun 4, 8 AM June 6, 12 PM Sat, Jun 7, 8 AM 
Mon,  May 26 0 Jun 2,  9 AM
slow growth
Wed, Jun 4, 8 AM June 6, 12 PM Sat, Jun 7, 8 AM 
Tue,  May 27 0.14 Jun 3,  6 AM
slow growth
Wed, Jun 4, 8 AM June 6, 12 PM Sat, Jun 7, 8 AM 
Wed,  May 28 0 Jun 4,  6 AM
7 days normal growth
Wed, Jun 4, 8 AM June 6, 12 PM     Interval between depletion time for captan, EBDC, or Syllit applied May 28, 6 AM, and last rain hour is greater than kickback range for follow-up application of captan, EBDC, or Syllit; but still within kickback range of SI or strobilurin fungicide. Sat, Jun 7, 8 AM 
Thu,  May 29 0 Jun 5,  6 AM
7 days normal growth
Ascospores depleted.
If lesions present, next infection period to spread secondary scab starts:
  June 06, 5 AM
   
Fri,  May 30 0 Jun 6,  6 AM
7 days normal growth
Ascospores depleted.
If lesions present, next infection period to spread secondary scab starts:
  June 15, 2 AM
   
Sat,  May 31 0.12 Jun 7,  7 AM
slow growth
Ascospores depleted.
If lesions present, next infection period to spread secondary scab starts:
  June 15, 2 AM
   
Sun,  June 1 0 Jun 8,  6 AM
7 days normal growth
Ascospores depleted.
If lesions present, next infection period to spread secondary scab starts:
  June 15, 2 AM
   
Mon,  June 2 0 Jun 9,  6 AM
7 days normal growth
Ascospores depleted.
If lesions present, next infection period to spread secondary scab starts:
  June 15, 2 AM
   
Tue,  June 3 0 Jun 10,  6 AM
7 days normal growth
Ascospores depleted.
If lesions present, next infection period to spread secondary scab starts:
  June 15, 2 AM
   
Wed,  June 4 0.54 Jun 11,  6 AM
7 days normal growth
Ascospores depleted.
If lesions present, next infection period to spread secondary scab starts:
  June 15, 2 AM