SOC Wheat grain yields Maize grain yields
T 68.32*** 130.47*** 145.30***
S 149.82*** 301.65*** 181.94***
T×S 1.55 3.77* 2.18
Y 68.27*** 370.23*** 211.60***
Y×T 2.78** 3.86*** 6.14***
Y×S 2.27* 7.03*** 8.06***
Y×T×S 1.00 5.09*** 2.93**