Sujono S. EFEKTIVITAS STUDI BANDING JAGUNG, TINGKAT PARTISIPASI DAN TINGKAT PENERAPAN PADA PETANI DI KABUPATEN KULON PROGO (CORN COMPARISON STUDY EFFECTIVENESS, LEVEL OF PARTICIPATION AND LEVEL OF IMPLEMENTATION BY FARMERS IN KULON PROGO DISTRICT). JIIP [Internet]. 2010 Jul. 15 [cited 2025 Feb. 8];6(1):22-39. Available from: https://jiip.polbangtanyoma.ac.id/index.php/jiip/article/view/201