| Publication Type: | Journal Article |
| Year of Publication: | 1968 |
| Authors: | D. H. S. Richardson, D. Hill, J., Smith, D. C. |
| Journal: | New Phytologist |
| Volume: | 67 |
| Start Page: | 469 |
| Pagination: | 469-486 |
| URL: | http://www.jstor.org/stable/pdfplus/2430075.pdf |
| Publication Type: | Journal Article |
| Year of Publication: | 1968 |
| Authors: | D. H. S. Richardson, D. Hill, J., Smith, D. C. |
| Journal: | New Phytologist |
| Volume: | 67 |
| Start Page: | 469 |
| Pagination: | 469-486 |
| URL: | http://www.jstor.org/stable/pdfplus/2430075.pdf |