Fig. 3From: Bionomics and insecticide resistance of Aedes albopictus in Shandong, a high latitude and high-risk dengue transmission area in ChinaTemporal variation of the larval indices (BI and CI) between 2017 and 2018. a Trend in the monthly average BI fluctuation between 2017 and 2018. b Trend in the monthly average CI fluctuation between 2017 and 2018Back to article page