Crop Coefficients for: Soybean Temperature Limits for Growing Degree Day Estimation Upper Limit = 86.0 F Lower Limit = 50.0 F Coefficient and GDD accumulation at the beginning of each growth stage for various maturity groups: STAGE KC Cotyledon 0.10 0.0 0.0 0.0 FirstNode 0.20 236.0 236.0 236.0 SecondNode 0.40 378.0 378.0 378.0 ThirdNode 0.60 566.0 566.0 566.0 BegBloom 0.90 779.0 779.0 779.0 FullBloom 1.00 968.0 968.0 968.0 Beg Pod 1.10 1156.0 1156.0 1156.0 Full Pod 1.10 1288.5 1335.6 1382.7 Beg Seed 1.10 1355.1 1425.8 1496.6 Full Seed 1.10 1520.5 1650.1 1779.7 Beg Mature 0.90 1702.1 1896.2 2090.3 Full Matur 0.20 1851.4 2098.6 2345.7 Mature 0.10 2000.0 2300.0 2600.0