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Table 8 Germination of stored grains treated with binary combinations of Hymenocardia acida wood ash with Plectranthus glandulosus leaf powder and infested, and non-infested by Sitophilus zeamais under laboratory conditions (temp.: 22.76 ± 2.02 °C; r.h. = 69.87 ± 9.93%)

From: Effectiveness of binary combinations of Plectranthus glandulosus leaf powder and Hymenocardia acida wood ash against Sitophilus zeamais (Coleoptera: Curculionidae)

Content (g/kg) Products
25PG75HA 50PG50HA 75PG25HA 25PG75HA 50PG50HA 75PG25HA
Non-infested Infested
0 94.33 ± 1.36a 94.33 ± 1.36a 94.33 ± 1.36a 21.67 ± 2.15d 21.67 ± 2.15d 21.67 ± 2.15c
5 91.08 ± 0.21a 90.83 ± 1.50a 94.83 ± 1.90a 84.67 ± 0.83c 81.67 ± 3.19c 78.33 ± 0.96b
10 92.00 ± 0.79a 94.50 ± 1.83a 92.83 ± 0.88a 88.33 ± 1.67bc 84.17 ± 2.50bc 83.33 ± 1.36ab
20 92.17 ± 0.74a 94.17 ± 1.50a 93.42 ± 1.64a 92.33 ± 0.83ab 93.33 ± 1.36a 86.67 ± 2.36ab
40 91.17 ± 0.32a 92.08 ± 0.79a 92.20 ± 1.73a 97.50 ± 1.60a 95.00 ± 1.67a 90.00 ± 2.36a
F (4; 15) 2.72ns 1.30ns 0.41ns 430.01*** 180.43*** 218.78***
  1. Mean ± S.E. followed by the same capital letter in a line and the same lower case letter in a column do not differ significantly at P < 0.05 (Tukey’s test)