Two cultivars recommended for central Alabama, 'Bragg' and 'Lee', were selected for the screening process. Tile two cultivars were planted in plots 4 x 6m in which Mn or Zn were added at the rates of 0, 4, 8, and 16 kg/ha. Tii.ere were three rows per plot and the soil was a Norfolk sandy loam (fine, loamy siliceous, thermic typic paleudult).
Allen, J. R.
"Research Notes : United States : Evaluation of soybean germplasm for stress tolerance and biological efficiency,"
Soybean Genetics Newsletter: Vol. 11
, Article 28.
Available at: http://lib.dr.iastate.edu/soybeangenetics/vol11/iss1/28