| Background Information for this page | |||||
| Return to radar list for Greenville RI | |||||
| This table estimates
fungicide intervals for suppressing spread of secondary scab. Use the appropriate primary
scab respray guidelines instead of this table
until ascospore releases are completed.
Rules used to estimate protection depletion are described on the
Background Information page (see link above).
Green text and yellow background indicates dates after final primary scab control sprays until the date scab control can be confirmed by scouting for presence of 2nd generation scab lesions. |
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| Brown text with grey background indicates dates when 2nd generation scab lesions from the
final ascospore release have had time to begin appearing. By this point, growers will have had
opportunity to confirm the status of primary scab control. Estimates for these dates are provided only
for those situations where scab control has not been successful, and there
are enough active scab infections present to cause an unacceptable risk of
fruit scab infection. In that case,
fungicide protection is needed for at least 4 weeks until active scab lesions
exhaust their supply of spores. Depending on scab severity, market sensitivity, temperatures, rain frequency, and proximity to harvest; shorter or longer fungicide intervals to suppress spread from active scab lesions may be more appropriate than the estimates shown below. |
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| The estimated date for 95+% scab ascsopore release at this site is: May 27. The estimated McIntosh fruit set date for this site is May 18. The approximate terminal bud set date for this site is June 29. | |||||
| Weather data for Greenville RI. Forecast values begin September 2, 2008 | |||||
| Inches Rain | Previous Spray Date - protection end date estimate assumes that fungicide was applied before any rain on spray date. |
Secondary
Scab Protection End Date for full dose captan, mancozeb or other protectant fungicide applied on spray date |
Percent of primary scab potential beginning to
show as (1st generation) & 2nd generation lesions by end of protection |
Respray
Deadline = Start date for next scab infection period after protection ends |
|
| 0 | Wed, May 28 | June 9, Mon | (74%) | 10% | June 15, Sun |
| 0 | Thu, May 29 | June 9, Mon | (74%) | 10% | June 15, Sun |
| 0 | Fri, May 30 | June 10, Tue | (74%) | 10% | June 15, Sun |
| 0.21 | Sat, May 31 | June 11, Wed | (93%) | 33% | June 15, Sun |
| 0 | Sun, June 1 | June 12, Thu | (93%) | 33% | June 15, Sun |
| 0 | Mon, June 2 | June 13, Fri | (93%) | 33% | June 15, Sun |
| 0 | Tue, June 3 | June 15, Sun | (96%) | 74% | June 15, Sun |
| 0.50 | Wed, June 4 | June 16, Mon | (96%) | 74% | June 18, Wed |
| 0.03 | Thu, June 5 | June 16, Mon | (96%) | 74% | June 18, Wed |
| 0.38 | Fri, June 6 | June 17, Tue | (96%) | 74% | June 18, Wed |
| 0 | Sat, June 7 | June 19, Thu | (100%) | 74% | June 20, Fri |
| 0 | Sun, June 8 | June 20, Fri | 74% | June 20, Fri | |
| 0 | Mon, June 9 | June 22, Sun | 74% | June 22, Sun | |
| 0 | Tue, June 10 | June 23, Mon | 74% | June 29, Sun | |
| 0 | Wed, June 11 | June 24, Tue | 74% | June 29, Sun | |
| 0 | Thu, June 12 | June 24, Tue | 74% | June 29, Sun | |
| 0 | Fri, June 13 | June 24, Tue | 74% | June 29, Sun | |
| 0 | Sat, June 14 | June 24, Tue | 74% | June 29, Sun | |
| 0.42 | Sun, June 15 | June 24, Tue | 74% | June 29, Sun | |
| 0.75 | Mon, June 16 | June 30, Mon | 100% | July 2, Wed | |
| 0.11 | Tue, June 17 | July 1, Tue | July 2, Wed | ||
| 0.26 | Wed, June 18 | July 2, Wed | July 2, Wed | ||
| 0.02 | Thu, June 19 | July 3, Thu | July 4, Fri | ||
| 0.06 | Fri, June 20 | July 4, Fri | July 5, Sat | ||
| 0 | Sat, June 21 | July 4, Fri | July 5, Sat | ||
| 0.09 | Sun, June 22 | July 4, Fri | July 5, Sat | ||
| 0.26 | Mon, June 23 | July 5, Sat | July 14, Mon | ||
| 0.64 | Tue, June 24 | July 8, Tue | July 14, Mon | ||
| 0 | Wed, June 25 | July 9, Wed | July 14, Mon | ||
| 0 | Thu, June 26 | July 10, Thu | July 14, Mon | ||
| 0 | Fri, June 27 | July 11, Fri | July 14, Mon | ||
| 0 | Sat, June 28 | July 12, Sat | July 14, Mon | ||
| 0.02 | Sun, June 29 | July 13, Sun | July 14, Mon | ||
| 0.13 | Mon, June 30 | July 14, Mon | July 14, Mon | ||
| 0 | Tue, July 1 | July 15, Tue | July 18, Fri | ||
| 0.67 | Wed, July 2 | July 16, Wed | July 18, Fri | ||
| 0 | Thu, July 3 | July 17, Thu | July 18, Fri | ||
| 0.31 | Fri, July 4 | July 18, Fri | July 18, Fri | ||
| 0.25 | Sat, July 5 | July 19, Sat | July 20, Sun | ||
| 0 | Sun, July 6 | July 20, Sun | July 20, Sun | ||
| 0 | Mon, July 7 | July 21, Mon | July 22, Tue | ||
| 0 | Tue, July 8 | July 22, Tue | July 22, Tue | ||
| 0 | Wed, July 9 | July 23, Wed | July 27, Sun | ||
| 0 | Thu, July 10 | July 23, Wed | July 27, Sun | ||
| 0 | Fri, July 11 | July 23, Wed | July 27, Sun | ||
| 0 | Sat, July 12 | July 23, Wed | July 27, Sun | ||
| 0 | Sun, July 13 | July 23, Wed | July 27, Sun | ||
| 0.10 | Mon, July 14 | July 23, Wed | July 27, Sun | ||
| 0 | Tue, July 15 | July 23, Wed | July 27, Sun | ||
| 0 | Wed, July 16 | July 23, Wed | July 27, Sun | ||
| 0 | Thu, July 17 | July 23, Wed | July 27, Sun | ||
| 0.09 | Fri, July 18 | July 23, Wed | July 27, Sun | ||
| 0 | Sat, July 19 | July 23, Wed | July 27, Sun | ||
| 0.10 | Sun, July 20 | July 23, Wed | July 27, Sun | ||
| 0.60 | Mon, July 21 | July 23, Wed | July 27, Sun | ||
| 0.66 | Tue, July 22 | July 24, Thu | July 27, Sun | ||
| 1.52 | Wed, July 23 | July 24, Thu | July 27, Sun | ||
| 2.71 | Thu, July 24 | August 2, Sat | August 2, Sat | ||
| 0 | Fri, July 25 | August 2, Sat | August 2, Sat | ||
| 0 | Sat, July 26 | August 2, Sat | August 2, Sat | ||
| 1.57 | Sun, July 27 | August 7, Thu | August 11, Mon | ||
| 0 | Mon, July 28 | August 7, Thu | August 11, Mon | ||
| 0 | Tue, July 29 | August 7, Thu | August 11, Mon | ||
| 0 | Wed, July 30 | August 7, Thu | August 11, Mon | ||
| 0.23 | Thu, July 31 | August 7, Thu | August 11, Mon | ||
| 0 | Fri, August 1 | August 7, Thu | August 11, Mon | ||
| 0.60 | Sat, August 2 | August 8, Fri | August 11, Mon | ||
| 0.27 | Sun, August 3 | August 11, Mon | August 14, Thu | ||
| 0.03 | Mon, August 4 | August 11, Mon | August 14, Thu | ||
| 0 | Tue, August 5 | August 11, Mon | August 14, Thu | ||
| 0.62 | Wed, August 6 | August 11, Mon | August 14, Thu | ||
| 0.67 | Thu, August 7 | August 14, Thu | August 14, Thu | ||
| 0.46 | Fri, August 8 | August 15, Fri | August 19, Tue | ||
| 0 | Sat, August 9 | August 15, Fri | August 19, Tue | ||
| 0 | Sun, August 10 | August 15, Fri | August 19, Tue | ||
| 0.88 | Mon, August 11 | August 15, Fri | August 19, Tue | ||
| 0.52 | Tue, August 12 | August 26, Tue | August 30, Sat | ||
| 0 | Wed, August 13 | August 27, Wed | August 30, Sat | ||
| 0.27 | Thu, August 14 | August 28, Thu | August 30, Sat | ||
| 1.26 | Fri, August 15 | August 29, Fri | August 30, Sat | ||
| 0 | Sat, August 16 | August 30, Sat | |||
| 0 | Sun, August 17 | August 31, Sun | |||
| 0 | Mon, August 18 | September 1, Mon | |||
| 0.34 | Tue, August 19 | September 2, Tue | |||
| 0 | Wed, August 20 | September 3, Wed | |||
| 0 | Thu, August 21 | September 4, Thu | |||
| 0 | Fri, August 22 | September 5, Fri | |||
| 0 | Sat, August 23 | September 6, Sat | |||
| 0 | Sun, August 24 | September 7, Sun | |||
| 0 | Mon, August 25 | September 8, Mon | |||
| 0 | Tue, August 26 | September 9, Tue | |||
| 0 | Wed, August 27 | ############ | |||
| 0 | Thu, August 28 | September 11, Thu | |||
| 0 | Fri, August 29 | September 12, Fri | |||
| 0.20 | Sat, August 30 | September 13, Sat | |||
| 0 | Sun, August 31 | ############ | |||