Skip to main content

Table 2 Mortality of nymphs of T. infestans exposed to insecticidal paints applied to three material surfaces.

From: Experimental evaluation of insecticidal paints against Triatoma infestans (Hemiptera: Reduviidae), under natural climatic conditions

    Mortality (%) in each experimental group Average (standard deviation)
Days after paint application Substrate n OP formulation Pyrethroid formulation Control
1 Cement 10 100(0)a 100(0)a 0(0)b
  Wood 10 100(0)a 100(0)a 1(3.16)b
  Adobe 10 100(0)a 100(0)a 1(3.16)b
47 Cement 10 100(0)a 96(5.16)a 1(3.16)b
  Wood 10 100(0)a 98(4.22)a 4(6.99)b
  Adobe 10 100(0)a 99(3.16)a 1(3.16)b
80 Cement 10 100(0)a 73(15.67)b 1(3.16)c
  Wood 10 100(0)a 80(17)b 2(4.22)c
  Adobe 10 100(0)a 74(21.7)b 0(0)c
125 Cement 10 100(0)a 95(5.27)b 5(9.72)c
  Wood 10 100(0)a 96(6.99)ab 0(0)d
  Adobe 10 100(0)a 95(7.07)b 0(0)d
180 Cement 10 100(0)a 74(12.65)b 4(4.14)d
  Wood 10 100(0)a 88(12.29)c 4(2.78)d
  Adobe 10 98(6.32)a 89(14.5)c 3(4.83)d
240 Cement 5 100(0)a 76(32.86)b 8(10.95)c
  Wood 5 100(0)a 88(10.95)ab 4(8.94)c
  Adobe 5 100(0)a 96(8.94)a 0(0)d
365 Cement 10 97(3)a 83(3.7)b 7(3)c
  Wood 10 100(0)a 86(3)b 6(2.2)c
  Adobe 10 100(0)a 82(2.9)b 5(3.1)c
  1. OP: organophosphate formulation; P pyrethroid formulation; N: number of replicates with fourth instar nymphs. Same letters denote homogeneous groups within the same time after paint application P > 0.05, Factorial ANOVA.