Question: asking about cultivation practices of ridge gourd
Answer:  cucurbits should be preferably sown in raised beds. 
all cucurbits can be planted in pits of size 60 cm x 60 cm x 45 cm filled with soil, fym and basal dose of fertilizer @ 40-50 g urea, 40-50 g ssp, 80-100 g mop. 
these crops should be provided with suitable climbing support.