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Table 3 Pest repellency records and percent repulsions (PR) of 2α,3β,21β,23,28-penta hydroxyl 12-oleanene

From: Pesticidal and pest repellency activities of a plant derived triterpenoid 2α,3β,21β,23,28-penta hydroxyl 12-oleanene against Tribolium castaneum

Dose (mg/cm2) # Repellency record
   Hourly observations Average of hourly observations (Nc) Percent repulsion (PR) PR = (Nc-5)×20%
   1 h 2 h 3 h 4 h 5 h 1 h 2 h 3 h 4 h 5 h 1 h 2 h 3 h 4 h 5 h
0.94 10 8 8 8 9 9 8.33 9.00 9.00 9.66 9.66 66.6% 80.0% 80.0% 93.2% 93.2%
0.94 10 7 9 9 10 10
0.94 10 10 10 10 10 10
0.47 10 8 9 9 9 9 7.66 8.00 8.33 8.66 8.66 53.2% 60.0% 66.6% 73.2% 73.2%
0.47 10 7 7 8 8 8
0.47 10 8 8 8 9 9
0.23 10 6 6 6 6 6 6.33 7.00 7.33 7.33 7.33 26.6% 40.0% 46.6% 46.6% 46.6%
0.23 10 5 7 8 8 8
0.23 10 8 8 8 8 8
  1. # = Number of pests applied per petridish.
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