Tipvadee Attathom, and Sirinun Aemprapa. “ ultrastructural and pathological studies of the nuclear polyhedrosis virus of Spodoptera exigua”. Agriculture and Natural Resources 21, no. 2 (June 30, 1987): 157–170. accessed August 28, 2026. https://li01.tci-thaijo.org/index.php/anres/article/view/242595.