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Flowering in Crimson Clover as Affected by Planting Date

^a Texas A&M Univ. Agricultural Research and Extension Center, 1229 N HWY 281, Stephenville, TX 76401
^b Texas A&M Univ. Agricultural Research and Extension Center, P.O. Box 200, Overton, TX 75684-0200
^c Soil and Crop Science Dep., Texas A&M University, College Station, TX 77843
^d Dep. of Statistics, Texas A&M University, College Station, TX 77843

View larger version (46K): [in a new window]   Fig. 1. Monthly average daily temperature and accumulated growing degree days (GDD) by year and long-term average at College Station and Overton, TX.

View larger version (20K): [in a new window]   Fig. 2. Relationship between day of the growing season (DOGS) starting 1 September and day of year (DOY), days after planting (DAP), growing degree days (GDD), and photothermal index (PTI) for ‘Columbus’ and ‘Tibbee’ crimson clover to reach the 50% bud stage at Overton (O) and College Station (CS).