Fig. 4From: Effect of different lethal temperature assay methods on thermal tolerance plasticity of three different breeds of mulberry silkworm (Bombyx mori L.)Plasticity of upper lethal limits (ULT50 and ULT25) of mulberry silkworm (Bombyx mori L.) in the two-way ramping assay, across different breeds demonstrated by 3D surface plots combined with 2D contour plots. a F1 ULT50, b bivoltine ULT50, c Nistari plain ULT50, d F1 ULT25, e Bivoltine ULT25, f Nistari plain ULT25Back to article page