| details |
Paleozoic |
|
USA |
Taylor,T.N. Ultrastructural studies of Paleozoic seed fern pollen |
1982 |
| details |
Nd |
|
Nd |
Rowley,J.R. In situ, pollen and spores in plant evolution. 14D -Exine origin, development and structure in Pteridophytes, Gymnosperms and angiosperms. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Nd |
|
Nd |
Masure,E. et al. The cryotechnic process applied to organic matter for observation with the SEM. (In: Application of the Scanning Electron Microscope, (SEM), and its associated techniques) |
1981 |
| details |
Nd |
|
Nd |
Masure,E et al. The observations of appling cryotechnic procedures organic material. |
1981 |