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 |