Toledo, J. de O.A. de, Takahashi, R. and Malheiros, E.B. 2008. Biological development after 5th instar among pure breed and hybrids of silkworm (<em>Bombyx mori</em&gt; L.). Acta Scientiarum. Animal Sciences. 24, (Apr. 2008), 869-874. DOI:https://doi.org/10.4025/actascianimsci.v24i0.2335.