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Table 3 The lower developmental thresholds and total day-degree of non-overwintering generation of Aphelinus mali for two genetic clades in China

From: Temperature adaptability of two clades of Aphelinus mali (Hymenoptera: Aphelinidae) in China

Parasitoid clade tested Lower developmental threshold (°C) Total DD (day-degree) per life stage (oviposition to adult eclosion)
Shandong clade Liaoning clade Shandong clade Liaoning clade
9.32 ± 1.62a 12.96 ± 1.56b 134.61 ± 20.77a 88.42 ± 16.65b
10.61 ± 1.58a 13.33 ± 0.79b 116.12 ± 16.60a 82.02 ± 7.36b
♀ + ♂ 9.82 ± 1.44 10.72 ± 0.24 126.45 ± 16.81 107.99 ± 3.44
  1. Values in the table are mean ± SD