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Table 2 Effect of different management practices on the incidence of sugarcane borers

From: Evaluation of augmentative biological control strategy against major borer insect pests of sugarcane—a large-scale field appraisal

Year Treatments Per cent incidence
C. infuscatellus S. excerptalis C. auricilius
2015 Biocontrol practice# 4.7b 5.1b 2.5a
Farmers’ practice* 2.0a 2.2a -
Untreated control 11.5c 11.0c 6.3b
2016 Biocontrol practice# 2.2b 3.1b 3.1a
Farmers’ practice* 0.7a 1.5a -
Untreated control 5.2c 7.0c 7.7b
2017 Biocontrol practice# 2.8b 4.7b 3.3a
Farmers’ practice* 1.0a 2.0a -
Untreated control 6.3c 10.2c 8.1b
2018 Biocontrol practice# 2.6b 3.8b 3.1a
Farmers’ practice* 0.8a 1.4a -
Untreated control 5.9c 7.8c 7.9b
2019 Biocontrol practice# 2.1b 3.0b 2.5a
Farmers’ practice* 1.0a 1.3a -
Untreated control 4.9c 6.4c 6.6b
  1. Values followed by different letters in the columns are significantly different at P = 0.05
  2. #8 releases of T. chilonis and T. japonicum at 50,000 ha−1 against C. infuscatellus and S. excerptalis, respectively during April to June; 10–12 releases of T. chilonis at 50,000 ha−1 against C. auricilius during July to October
  3. *Fipronil 0.3 G at 25 kg ha−1 (2015) and Chlorantraniliprole 18.5 SC at 375 ml ha−1 (2016–2019) for the management of C. infuscatellus; Chlorantraniliprole 0.4 GR at 25 kg ha−1 (2015–2019) for the management of S. excerptalis