1. Economic analysis of sweet potato (Ipomoea batata L.) farming in Lamongan regency. Issue 1 (January 2021) Authors: Hamidah, E; Rahayu, E S; Sutrisno, J; Marwanti, S Journal: IOP conference series Issue: Volume 637:Issue 1(2021) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗