Sumaitt Putchakarn. 1991. Effects of the crude extracts of molting hormone (ecdysteroid) from some plants in Thailand on the molt cycle of the giant tiger prawn : Penaeus monodon fabricius. Bangkok:Mahidol University;
Sumaitt Putchakarn. (1991) Effects of the crude extracts of molting hormone (ecdysteroid) from some plants in Thailand on the molt cycle of the giant tiger prawn : Penaeus monodon fabricius (รายงานผลงานวิจัย). Mahidol University:Bangkok.
Sumaitt Putchakarn. Effects of the crude extracts of molting hormone (ecdysteroid) from some plants in Thailand on the molt cycle of the giant tiger prawn : Penaeus monodon fabricius. Bangkok:Mahidol University, 1991.
Sumaitt Putchakarn. (1991) Effects of the crude extracts of molting hormone (ecdysteroid) from some plants in Thailand on the molt cycle of the giant tiger prawn : Penaeus monodon fabricius (รายงานผลงานวิจัย). Mahidol University:Bangkok.