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Effect of different zinc levels on grain yield in different genotypes of wheat where; Zn0 represents 0 kg ZnSO4 ha−1, Zn20 represents 20 kg ZnSO4 ha−1 and Zn20+F 20 kg ZnSO4 ha−1 along with foliar spray of 0.5 % solution of ZnSO4 during 2009–2010 (vertical bars indicates ± SD) (Means with same letter are not significantly different)
