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Table 1 Effect of rearing temperature (lowT 14.1 °C and highT 20.4 °C) on daily growth coefficient (DGC), feed intake (FI) and feed conversion ratio (FCR, intake/gain)

From: Thermal sensitivity of growth indicates heritable variation in 1-year-old rainbow trout (Oncorhynchus mykiss)

Treatment

DGC % day−1

FI % biomass−1 day−1

FCR

LowT

4.35 ± 0.63

1.66 ± 0.05

0.88 ± 0.01

HighT

4.19 ± 0.53

1.74 ± 0.05

0.97 ± 0.02

F-ratio

5.13

8.40

115.9

df

1, 13.5

1, 14

1, 14

p value

0.041

0.012

< 0.001

  1. df = degrees of freedom
  2. The values are raw phenotypic mean ± S.D. DGC was analysed using data from individual fish, whereas tank values were used as observations for FI and FCR
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Genetics Selection Evolution

ISSN: 1297-9686