Apple Carbohydrate Thinning Model for Biglerville, Piney Mtn, and York Springs.

Biglerville

Green tip: March16, 2020
Full bloom: April 27, 2020

Date Max Temp (°F) Min Temp (°F) Solar Rad (MJ/m2) Production Demand Balance 4-Day Avg Balance Thinning Recommendation
1-Jun 71 43 27.60 130.64 62.88 67.76 7.29 Increase chemical thinner rate by 15%
2-Jun 74 48 11.60 71.63 71.18 0.45 -20.44 Decrease chemical thinner rate by 15%
3-Jun 88 63 19.00 86.73 106.34 -19.62 -16.83 Decrease chemical thinner rate by 15%
4-Jun 87 67 20.60 90.63 110.06 -19.44 -0.54 Apply standard chemical thinner rate
5-Jun 79 66 10.90 58.32 101.50 -43.17 12.41 Increase chemical thinner rate by 15%
6-Jun 85 58 25.10 114.93 100.03 14.90 25.59 Increase chemical thinner rate by 30%
7-Jun 75 53 26.00 127.77 82.22 45.56 23.60 Increase chemical thinner rate by 30%
8-Jun 79 57 26.30 125.62 93.27 32.35 13.34 Increase chemical thinner rae by 15%
9-Jun 86 61 26.20 117.65 108.10 9.55 -
10-Jun 86 62 25.70 116.66 109.72 6.95 -
11-Jun 81 66 23.30 113.22 108.71 4.51

Piney Mountain

Green tip: March 21, 2020
Full bloom: May 2, 2020

Date Max Temp (°F) Min Temp (°F) Solar Rad (MJ/m2) Production Demand Balance 4-Day Avg Balance Thinning Recommendation
1-Jun 69 45 24.40 117.83 63.16 54.67 2.31 Increase chemical thinner rate by 15%
2-Jun 75 49 12.50 72.36 74.92 -2.57 -22.09 Decrease chemical thinner rate by 15%
3-Jun 86 60 20.00 89.95 102.26 -12.31 -14.73 Apply standard chemical thinner rate
4-Jun 83 65 16.20 75.35 105.89 -30.55 1.57 Increase chemical thinner rate by 15%
5-Jun 77 66 10.80 55.04 97.98 -42.94 19.22 Increase chemical thinner rate by 15%
6-Jun 81 55 25.20 116.04 89.18 26.86 35.49 Increase chemical thinner rate by 30%
7-Jun 72 51 26.20 125.84 72.95 52.89 33.39 Increase chemical thinner rate by 30%
8-Jun 76 56 26.40 123.67 83.61 40.06 25.54 Increase chemical thinner rate by 30%
9-Jun 82 60 26.20 117.85 95.71 22.14 -
10-Jun 83 60 25.80 116.94 98.48 18.46 -
11-Jun 74 63 22.90 113.71 92.20 21.51

York Springs

Green tip: March 15, 2020
Full bloom: April 29, 2020

Date Max Temp (°F) Min Temp (°F) Solar Rad (MJ/m2) Production Demand Balance 4-Day Avg Balance Thinning Recommendation
1-Jun 70 48 23.20 118.62 65.72 52.90 3.05 Increase chemical thinner rate by 15%
2-Jun 74 51 11.10 69.08 75.54 -6.47 -20.26 Decrease chemical thinner rate by 15%
3-Jun 86 63 19.00 91.34 105.06 -13.72 -14.00 Apply standard chemical thinner rate
4-Jun 86 64 18.10 88.04 108.58 -20.53 0.87 Apply standard chemical thinner rate
5-Jun 78 66 11.00 61.61 101.92 -40.31 14.11 Apply standard chemical thinner rate
6-Jun 84 58 25.20 118.44 99.90 18.54 26.66 Increase chemical thinner rate by 30%
7-Jun 76 53 26.20 129.78 84.02 45.77 24.35 Increase chemical thinner rate by 30%
8-Jun 79 58 26.30 127.10 94.65 32.45 14.19 Increase chemical thinner rate by15%
9-Jun 86 62 26.10 119.47 109.59 9.88 -
10-Jun 86 62 25.60 119.22 109.89 9.32 -
11-Jun 81 67 23.20 115.29 110.19 5.11

Note: Date printed in boldface is the date the model was run and is based on expected temperatures for that specific date and location.