After entering LP and the Reward token addresses, on the next screen you’ll find the farm details form to fill for you. Enter the number of the reward token amount (it’s the total amount of Reward Tokens to be given out), Start and End block (The block number from which the farm rewards will start and end respectively), Withdrawal fee (the rate which will be charged per transaction), Harvest interval (Time till next harvest period in seconds), Fee address (The address where the fee charged will be sent to) and Referrer address.