Share

Berks County (Airport data)

Apple Carbohydrate Thinning Model for the Reading Airport.

Green Tip: March 28
Full Bloom: April 16

DateMax Temp (°F)Min Temp (°F)Solar Rad (Mj/m2)ProductionDemandDaily Balance4-Day Avg. BalanceThinning Recommendation
26-May 75 57 14.0 68.47 85.40 -16.93 -13.93 Apply standard chemical thinner rate
27-May 73 52 21.7 103.20 78.27 24.93 -21.42 Decrease chemical thinner rate by 15%
28-May 75 54 14.9 76.29 84.11 -7.82 -33.22 Decrease chemical thinner rate by 15%
29-May 64 57 4.6 17.47 73.38 -55.91 -25.67 Decrease chemical thinner rate by 15%
30-May 68 55 6.2 29.53 76.43 -46.90 -14.92 Apply standard chemical thinner rate
31-May 77 55 12.9 66.87 89.12 -22.25 -7.13 Apply standard chemical thinner rate
1-Jun 75 57 24.9 111.81 89.44 22.37 1.24 Increase chemical thinner rate by 30%
2-Jun 78 55 15.2 78.18 91.08 -12.91 -2.63 Apply standard chemical thinner rate
3-Jun 77 62 17.7 84.13 99.88 -15.75 -
4-Jun 74 58 20.9 101.46 90.20 11.26 -
5-Jun 71 56 17.1 90.43 83.56 6.86 -

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

Contact Information

Robert Crassweller
  • Professor of Horticulture
Email:
Phone: 814-863-6163