Pleasant, Ia.,The author Full text online here Excellent college level guide* Hongfu, Zhu, 1949 "How to know the immature insects; an illustrated key for identifying the orders and families of many of the immature insects with suggestions for collecting, rearing and studying them, by H. F.
Pleasant, Ia.,The author Full text online here Excellent college level guide*Hongfu, Zhu, 1949 "How to know the immature insects; an illustrated key for identifying the orders and families of many of the immature insects with suggestions for collecting, rearing and studying them, by H. F.