N–P–K FERTILIZER EFFECTS ON YIELD, COMPOSITION AND RESIDUES OF LETTUCE, CELERY, CARROT AND ONION GROWN ON AN ORGANIC SOIL IN QUEBEC
- 1 April 1975
- journal article
- Published by Canadian Science Publishing in Canadian Journal of Plant Science
- Vol. 55 (2), 453-461
- https://doi.org/10.4141/cjps75-071