turtle farm weath

while true do
    turtle.turnLeft()
    --Bonemeal
    turtle.select(1)
    turtle.suck()
    turtle.select(2)
    turtle.suckDown()
    turtle.turnRight()
    while turtle.getItemCount(1)>=2 do
        turtle.select(2)
        turtle.place()
        turtle.select(1)
        for i=1,5 do
            turtle.place()
        end
        turtle.dig()
    end
    if turtle.getItemDetail(1).name == "minecraft:bone_meal" then
        turtle.turnLeft()
        turtle.select(1)
        turtle.drop()
        turtle.turnRight()
    end
    turtle.turnRight()
    for i=1,16 do
        turtle.select(i)
        if turtle.getItemCount()~=0 then
            if turtle.getItemDetail().name =="minecraft:wheat" then
                turtle.drop()
            else
                turtle.dropDown()
            end
        end
    end
    turtle.turnLeft()
end