Slabs | Comments |
---|---|
SLABS: New Materials Stonel and Polybase mentioned as being tested as growing substrates; no results given. A82-507 | 0 |
SLABS: Tree-fern Is used in great numbers for hybrids and species; for description of methods used and favorable results, refer to A76-310+ (for California); for follow-up see AB77-998+ | 0 |