highly significantP < 0.05
The season* site, as well as fertilizer*season*site interactions, were highly significant (P < 0.05) on soybean grain yield. 3.2 Effect of Zn fertilizer on agronomic efficiency of Zn in finger millet and soybean Zinc fertilizer application significantly improved the AE Zn (p < 0.05) in finger millet ( Table 5 ) and soybean ( Table 6 ).