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

Background Information for this page
Return to radar list for Greenville RI
Weather data for Greenville RI.  Forecast values begin May 22, 2012
Final primary scab infection period starts and ascospores depleted on: Tuesday,  May 15, 2PM.
For Low-Scab blocks only:
Full-dose SURFACE "Contact" fungicide
(captan, mancozeb, Polyram, Syllit)
SPRAY DATE
6am application time assumed
Inches Rain For Low-Scab blocks only:
END of SURFACE FUNGICIDE
PROTECTION

& limiting factor
For Low-Scab blocks only:
DEADLINE for next
Pre-Infection Application

= start time for the next infection period that has rain after fungicide depletion time.
Deadline for post-infection fungicide to reach back to start time of subsequent infection period (1 col. to left), or back to end of protection from previous fungicide spray (2 cols. to left), whichever is later.  Assumes no scab resistance.
Tue,  March 20 0.11 March 21,  11PM
 rapid growth
Wed, March 28, 11am Sat, Mar 31, 11AM 
Wed,  March 21 0 March 22,  9PM
 rapid growth
Wed, March 28, 11am Sat, Mar 31, 11AM 
Thu,  March 22 0 March 23,  10PM
 rapid growth
Wed, March 28, 11am Sat, Mar 31, 11AM 
Fri,  March 23 0 March 30,  6AM
 7 days normal growth
Wed, March 28, 11am Mon, Apr 2, 6AM 
Sat,  March 24 0 April 2,  6AM
 slow growth at 9 day limit
Thu, April 12, 11am Sun, Apr 15, 11AM 
Sun,  March 25 0 April 3,  6AM
 slow growth at 9 day limit
Thu, April 12, 11am Sun, Apr 15, 11AM 
Mon,  March 26 0 April 4,  6AM
 slow growth at 9 day limit
Thu, April 12, 11am Sun, Apr 15, 11AM 
Tue,  March 27 0 April 5,  6AM
 slow growth at 9 day limit
Thu, April 12, 11am Sun, Apr 15, 11AM 
Wed,  March 28 0.19 April 6,  6AM
 slow growth at 9 day limit
Thu, April 12, 11am Sun, Apr 15, 11AM 
Thu,  March 29 0 April 7,  6AM
 slow growth at 9 day limit
Thu, April 12, 11am Sun, Apr 15, 11AM 
Fri,  March 30 0 April 8,  6AM
 slow growth at 9 day limit
Thu, April 12, 11am Sun, Apr 15, 11AM 
Sat,  March 31 0.2 April 9,  6AM
 slow growth at 9 day limit
Thu, April 12, 11am Sun, Apr 15, 11AM 
Sun,  April 1 0.14 April 10,  6AM
 slow growth at 9 day limit
Thu, April 12, 11am Sun, Apr 15, 11AM 
Mon,  April 2 0.04 April 11,  6AM
 slow growth at 9 day limit
Thu, April 12, 11am Sun, Apr 15, 11AM 
Tue,  April 3 0 April 12,  6AM
 slow growth at 9 day limit
Thu, April 12, 11am Sun, Apr 15, 11AM 
Wed,  April 4 0 April 13,  6AM
 slow growth at 9 day limit
Thu, April 12, 11am Mon, Apr 16, 6AM 
Thu,  April 5 0 April 14,  6AM
 slow growth at 9 day limit
Thu, April 12, 11am Tue, Apr 17, 6AM 
Fri,  April 6 0 April 14,  6PM
 slow growth
Thu, April 12, 11am Tue, Apr 17, 6PM 
Sat,  April 7 0 April 15,  7AM
 slow growth
Sat, April 21, 8am Tue, Apr 24, 8AM 
Sun,  April 8 0 April 15,  12PM
 slow growth
Sat, April 21, 8am Tue, Apr 24, 8AM 
Mon,  April 9 0 April 16,  6AM
 7 days normal growth
Sat, April 21, 8am Tue, Apr 24, 8AM 
Tue,  April 10 0 April 16,  8PM
 rapid growth
Sat, April 21, 8am Tue, Apr 24, 8AM 
Wed,  April 11 0 April 17,  8AM
 rapid growth
Sat, April 21, 8am Tue, Apr 24, 8AM 
Thu,  April 12 0.12 April 17,  3PM
 rapid growth
Sat, April 21, 8am Tue, Apr 24, 8AM 
Fri,  April 13 0 April 17,  5PM
 rapid growth
Sat, April 21, 8am Tue, Apr 24, 8AM 
Sat,  April 14 0 April 18,  10AM
 rapid growth
Sat, April 21, 8am Tue, Apr 24, 8AM 
Sun,  April 15 0.01 April 19,  9PM
 rapid growth
Sat, April 21, 8am Tue, Apr 24, 8AM 
Mon,  April 16 0 April 21,  12PM
 rapid growth
Sat, April 21, 8am Tue, Apr 24, 12PM 
Tue,  April 17 0 April 23,  6AM
 rain removal
Sat, April 21, 8am Thu, Apr 26, 6AM 
Wed,  April 18 0 April 23,  3AM
 
Sat, April 21, 8am Thu, Apr 26, 3AM 
Thu,  April 19 0 April 23,  3AM
 rain removal
Sat, April 21, 8am Thu, Apr 26, 3AM 
Fri,  April 20 0 April 23,  3AM
 rain removal
Sat, April 21, 8am Thu, Apr 26, 3AM 
Sat,  April 21 0.01 April 23,  3AM
 rain removal
May be need for post-infection control Thu, Apr 26, 3AM 
Sun,  April 22 1.14 April 23,  3AM
 rain removal
May be need for post-infection control Thu, Apr 26, 3AM 
Mon,  April 23 1.66 May 2,  6AM
 slow growth at 9 day limit
Tue, May 1, 8am Sat, May 5, 6AM
    If application is after deadline, lesions may start showing May 16.
Tue,  April 24 0 May 3,  6AM
 slow growth at 9 day limit
Tue, May 1, 8am Sun, May 6, 6AM 
Wed,  April 25 0 May 4,  6AM
 slow growth at 9 day limit
Tue, May 1, 8am Mon, May 7, 6AM 
Thu,  April 26 0 May 5,  6AM
 slow growth at 9 day limit
Tue, May 1, 8am Tue, May 8, 6AM 
Fri,  April 27 0.01 May 6,  6AM
 slow growth at 9 day limit
Thu, May 3, 8am Wed, May 9, 6AM 
Sat,  April 28 0 May 7,  6AM
 slow growth at 9 day limit
Thu, May 3, 8am Thu, May 10, 6AM 
Sun,  April 29 0 May 8,  6AM
 slow growth at 9 day limit
Thu, May 3, 8am Fri, May 11, 6AM 
Mon,  April 30 0 May 9,  6AM
 slow growth at 9 day limit
Tue, May 8, 8am Sat, May 12, 6AM 
Tue,  May 1 0.65 May 9,  6PM
 rain removal
Tue, May 8, 8am Sat, May 12, 6PM 
Wed,  May 2 0 May 10,  3AM
 rain removal
Tue, May 8, 8am Sun, May 13, 3AM 
Thu,  May 3 0.22 May 10,  5AM
 rain removal
Tue, May 8, 8am Sun, May 13, 5AM 
Fri,  May 4 0.03 May 10,  6AM
 rain removal
Tue, May 8, 8am Sun, May 13, 6AM 
Sat,  May 5 0.06 May 10,  6AM
 rain removal
Tue, May 8, 8am Sun, May 13, 6AM 
Sun,  May 6 0 May 10,  6AM
 rain removal
Tue, May 8, 8am Sun, May 13, 6AM 
Mon,  May 7 0 May 10,  6AM
 
Tue, May 8, 8am Sun, May 13, 6AM 
Tue,  May 8 0.2 May 10,  6AM
 rain removal
May be need for post-infection control Sun, May 13, 6AM 
Wed,  May 9 1.06 May 15,  9PM
 rain removal

Ascospores depleted.
If lesions present, next infection period to spread conidial scab starts:
Mon, May 21, 2PM
Thu,  May 10 0.75 May 17,  6AM
 7 days normal growth

Ascospores depleted.
If lesions present, next infection period to spread conidial scab starts:
Mon, May 21, 2PM
Fri,  May 11 0 May 18,  6AM
 7 days normal growth

Ascospores depleted.
If lesions present, next infection period to spread conidial scab starts:
Mon, May 21, 2PM
Sat,  May 12 0 May 19,  6AM
 7 days normal growth

Ascospores depleted.
If lesions present, next infection period to spread conidial scab starts:
Mon, May 21, 2PM
Sun,  May 13 0 May 20,  6AM
 7 days normal growth

Ascospores depleted.
If lesions present, next infection period to spread conidial scab starts:
Mon, May 21, 2PM
Mon,  May 14 0 May 21,  6AM
 7 days normal growth

Ascospores depleted.
If lesions present, next infection period to spread conidial scab starts:
Mon, May 21, 2PM
 
Tue,  May 15 0.57 May 22,  6AM
 7 days normal growth

Ascospores depleted.
If lesions present, next infection period to spread conidial scab starts:
Tue, May 29, 12PM