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Table 2 Effect of different antagonists on powdery mildew of Thompson grapevine yield under Egyptian field conditions during 2016 and 2017 seasons

From: Evaluation of some biocontrol agents to control Thompson seedless grapevine powdery mildew disease

Tested antagonists No. of clusters/vine Cluster weight (g) Yield/vine (kg)
2016 2017 2016 2017 2016 2017
T. harzianum (T.s.) 25 26 652 635 16.3 16.5
T. viride (T.v.) 24 25 650 632 15.6 15.8
T. hamatum (T.h.) 22 23 659 639 14.5 14.7
T.s. + T.v. 27 28 670 654 18.1 18.3
T.s. + T.h. 26 27 662 648 17.2 17.5
T.v. + T.h. 23 24 657 638 15.1 15.3
T.s. + T.v. + T.h. 28 29 696 679 19.5 19.7
Micronic sulfur (MS) 20 21 670 648 13.4 13.6
Blight stop (T.s. + T.v. + T.h.) + MS 29 30 700 683 20.3 20.5
Control untreated 17 18 482 483 8.2 8.7
L S D at 0.05 0.80 0.55 1.14 1.06 1.78 0.24