“Heterosis and Combining Ability Estimates for the Total Number of Eggs Laid Per Female in Silkworm, Bombyx Mori L”. University Journal of Zoology, Rajshahi University 30 (May 24, 2012): 55–59. Accessed June 25, 2026. https://banglajol.info/index.php/UJZRU/article/view/10754.