Yap, Andrew Kian Chung Pengoptimuman dan skala naik fermentasi bacillus thuringiensis [microform] / Andrew Yap Kian Chung - Bangi : Perpustakaan Tun Seri Lanang, 1997 - 3 microfisches ; 11 x 15 cm. Tesis (Sarjana Sains) - Universiti Kebangsaan Malaysia, 1996 Subjects--Topical Terms: Bacillus thuringiensisBacillus (Bacteria)Fermentation