1. Experiments for weed control in vegetables in the lower Rio Negro Valley;Armelina;Malezas,1980
2. Weed control in direct-sown onions using pre-emergence herbicides;Armelina;Malezas,1981
3. Control of barnyard grass (Echinochloa crus-galli) in direct-sown onions;Armelina;Malezas,1983
4. The yield of onions and red beet as affected by weeds;Bleasdale;J. Hort. Sci.,1959
5. Chemical weed control in bulb onion;Dolot;Khmiya v Sel'skom Khozyaistve,1984