ERIC Number: EJ237524
Record Type: Journal
Publication Date: 1980-Dec
Reference Count: N/A
Custom Undergravel Filters Made from Scraps.
Browning, Robert F.
American Biology Teacher, v42 n9 p549-50 Dec 1980
Describes a method for constructing undergravel filters made from common materials to provide suitable habitats for a diversity of aquatic organisms. (CS)
Publication Type: Journal Articles; Reports - Descriptive
Education Level: N/A
Authoring Institution: N/A