The parasites were clear in structure and distinct in morphological features as the specimen stained with Wright-Giemsa method.

• 用瑞氏姬氏混合染色，形态特征明显，标本结构清晰，甘油具有价廉、无毒、无味的优点，可替代二甲基亚砜作为常用保护剂。