Skip to main content

Table 2 Predatory efficiency of C. zastrowi sillemi against B. tabaci under protected cultivation conditions

From: Efficacy of the green lace wing, Chrysoperla zastrowi sillemi (Esben-Peterson) (Neuroptera: Chrysopidae), against sucking pests of tomato: an appraisal under protected conditions

Number of grubs/plantMean# number of whiteflies per plant
2018Mean2019Mean
Pre-count7 DAFR*7 DASR**7DATR***Pre-count7 DAFR*7 DASR**7DATR***
413.60a0.63 ± 0.03a0.23 ± 0.03a0.13 ± 0.03a0.33 ± 0.08a10.33a0.57 ± 0.20a0.20 ± 0.10a0.07 ± 0.03a0.28 ± 0.10a
514.13a0.50 ± 0.12a0.23 ± 0.03a0.07 ± 0.03a0.27 ± 0.07a10.53a0.63 ± 0.09a0.20 ± 0.06a0.03 ± 0.03a0.29 ± 0.09a
612.47a0.47 ± 0.03a0.33 ± 0.07a0.13 ± 0.03a0.31 ± 0.05a10.03a0.50 ± 0.15a0.37 ± 0.27a0.13 ± 0.03a0.33 ± 0.11a
Untreated control13.80a11.80 ± 0.31b12.77 ± 0.09b13.07 ± 0.24b12.54 ± 0.22b10.10a10.10 ± 1.33b10.57 ± 1.50b10.60 ± 0.35b10.42 ± 0.59b
P value0.767< 0.0001< 0.0001< 0.0001< 0.00010.980< 0.0001< 0.0001< 0.0001< 0.0001
  1. #Mean of three replications
  2. Means ± standard error followed by the same letter within a column are not significantly different (P < 0.05)
  3. *7 days after first release
  4. **7 days after second release
  5. ***7 days after third release