Sachin Kumar Verma, Shiv Kumar, Yogendra Kumar. Evaluation of Cost, Returns, and Constraints in Ridge Gourd Cultivation: A Friedman Test Analysis in Hardoi District, Uttar Pradesh. IJAFRI [Internet]. 2026 May 27 [cited 2026 Oct. 19];1(1):5-9. Available from: https://ijafrijournal.com/index.php/files/article/view/3