Treatments 2009 and 2010 Percent disease index (PDI) * Disease reduction over control (RDI) Seed yield (kg/ha) T1: TrichodermaharzianumTh4d SC – 1ml 29.6bc 49.3 1469.5c T2: Trichoderma harzianumTh4dSC – 2ml 27.8bc 50.9 1618bc T3: TrichodermaasperellumTv5SC– 1ml 29.9b 47.8 1546c T4: TrichodermaasperellumTv5SC– 2ml 27.8c 53.2 1491c T5: T. harzianumTh4d+T. asperellum Tv5 SC -1ml 21.8d 61.7 1757c T6: T. harzianumTh4d+T. asperellumTv5 SC -2ml 22.9d 59.3 1637b T7: Carbendazim0.1% 34.9ad 45.3 1271d T8: Pathogen check 57a  - 832e S. Em ± 1.4   58.9 CD (p=0.05) 3   126.5 CV(%) 6.3   4.7

Table 3: Field evaluation of Potential bioagents against Alternaria blight of sunflower (pooled means 2009-2010 and 10 -2011). * Mean values presented are arcsine transformed and Mean values denoted by the same letter within columns are not significantly different by Duncan Multiple Range Test (P= 0.05), analyzed through ANOVA