Model of Optimization Polyculture Cropping Pattern on Kajar 2C Irrigation Area, Malang City: Model of Optimization Polyculture Cropping Pattern on Kajar 2C Irrigation Area, Malang City. jpt [Internet]. 2018 Oct. 15 [cited 2026 Sep. 4];6(2):15-27. Available from: https://ojs.mine-cloud.my.id/jpt/article/view/161