Keywords Bacillus thuringiensis;Spore-crystal Proteins;Ascaris suum and ovum;Fourth-stage Larva;Intestine-sol Capsule;Toxic Effect;

• 苏云金芽胞杆菌;伴胞晶体蛋白;肠溶胶囊;猪蛔虫;第四期幼虫成虫;毒杀作用;