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Table 2 The use of plant extract for suppressing wheat stem rust disease under field conditions for the winter cultivation seasons 2020/21 and 2021/22

From: Effectiveness of plant extracts for repressing stem rust disease severity of wheat caused by Puccinia graminis f.sp. tritici Pers under field conditions

Wheat cultivar Treatment Concentrations Disease severity %
Cultivation season
2020/21 2021/22
Giza 168 Cinnamon extract 2% 3.2 ± 0.4 h 4.6 ± 1.2 h
Carnation extract 2% 2.3 ± 0.5hi 3.0 ± 0.9i
Ginger extract 2% 2.6 ± 0.8hi 3.1 ± 0.7i
Amistar 0.5 ml/l 4.1 ± 0.5 g 6.0 ± 0.5 g
Control Distilled water 15.3 ± 2.1c 18.5 ± 1.9c
Misr 2 Cinnamon extract 2% 4.5 ± 1.3 g 6.1 ± 0.8 g
Carnation extract 2% 3.0 ± 1.1 h 3.3 ± 0.7i
Ginger extract 2% 3.0 ± 0.8 h 5.3 ± 1.0gh
Amistar 0.5 ml/l 7.5 ± 0.8e 9.0 ± 0.7e
Control Distilled water 20.6 ± 1.8b 23.6 ± 2.3b
Sids 14 Cinnamon extract 2% 6.0 ± 2.0ef 8.3 ± 1.7ef
Carnation extract 2% 3.0 ± 0.7 h 4.6 ± 1.7 h
Ginger extract 2% 5.0 ± 0.6 fg 6.5 ± 1.3 g
Amistar 0.5 ml/l 8.6 ± 0.6d 10.5 ± 1.3d
Control Distilled water 24.5 ± 2.3a 27.0 ± 0.6a
LSD 5% 1.11 1.21
  1. Mean ± standard deviations within each column followed by the same letters are not significantly different at P < 0.05