Psyche: A Journal of Entomology / 2012 / Article / Tab 2

Research Article

The Impact of Variation in Foliar Constituents of Sunflower on Development and Reproduction of Diacrisia casignetum Kollar (Lepidoptera: Arctiidae)

Table 2

Food utilization efficiency measures of first instar larva of D. casignetum reared on young, mature and senescent sunflower leaves.

Parameter Young Mature SenescentF 2,12P

GR (mg/day) a b c 9.8590.01
CR (mg/day) a b c551.2830.0001
RGR (mg/day) a b b 8.2340.01
CI (mg/day) a b a 11.0630.01
AD (%) 1.048n.s.
ECI (%) a a b 5.9310.05
ECD (%) a a b 5.8920.05
LS (%) a a b 5.8340.05

Mean SE of five observations. Within the rows means followed by different letters are significantly different. Food utilization efficiency measures: GR: Growth rate, CR: Consumption rate, RGR: Relative growth rate, CI: Consumption index, AD: Approximate digestibility, ECI: Efficiency of conversion of ingested food, ECD: Efficiency of conversion of digested food, LS: Larval survivability.

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