questions: query about fertilizer dose of watermelon. 
 answers: fertilizer doses of watermelon: fym or compost @ 3.5t, urea- 18, ssp- 34kg, mop- 14kg. if ssp is replace by dap then dap dose is @ 16-18kg and reduce the dose of urea to 14kg.
spacing: 2.5m * 2.0m(row to row * plant to plant)