Culturing Biophalaria and Oncomelania (Gastropoda) for large-scale studies of schistosomiasis.

Pt.1. Cultivation of Biophalaria ...[by] John I. Bruce and Myron G. Radke. Pt. II. Mass cultivation of Oncomelania ...[by] George M. Davis.

Lecture on the cultivation of spiritual habits, and progress in study. Delivered at the opening of the academical year, Nov. 1831.

Mode of access: Internet.