1. Several Pythium species cause crown and root rot on cannabis (Cannabis sativa L., marijuana) plants grown under commercial greenhouse conditions. Issue 1 (2nd January 2022) Authors: Punja, Zamir K.; Scott, Cameron; Lung, Samantha Journal: Canadian journal of plant pathology Issue: Volume 44:Issue 1(2022) Page Start: 66 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗