Wheat Autoharvester Turtle

--[Code for the turtle to leave start position and go to farming level]--
function start()
turtle.forward()
turtle.down()
turtle.down()
end

--[Multiple move commands]--
function m7()
m()
m()
m()
m()
m()
m()
m()
end

--[Down Command]--
function d()
turtle.down()
end

--[Code for the turtle to return toward start position]--
function re()
m7()
turtle.up()
end

--[Planting code]--
function p()
turtle.digDown()
turtle.placeDown()
end

--[Code for returning turn depending on the 'tray' you end on. Odd/even]--
function rlt()
turtle.turnLeft()
turtle.up()
turtle.up()
end

--[Ditto]--
function rrt()
turtle.turnRight()
turtle.up()
turtle.up()
end

--[For turning at the end of each row of plots. Odd/even]--
function lt()
turtle.turnLeft()
turtle.forward()
turtle.turtle.Left()
end

--[Ditto]--
function rt()
turtle.turnRight()
turtle.forward()
turtle.turnRight()
end

--[Function for each row of plots]--
function row()
p()
m()
p()
m()
p()
m()
p()
m()
p()
m()
p()
end

--['Tray' odd.]--
function to()
row()
rt()
row()
lt()
row()
rt()
row()
lt()
row()
rt()
row()
lt()
row()
rt()
d()
end

--['Tray' even]--
function te()
row()
lt()
row()
rt()
row()
lt()
row()
rt()
row()
lt()
row()
rt()
row()
lt()
d()
end

--[Start of the executable part of program]--
start()
to()
turtle.select(2)
te()
turtle.select(3)
to()
turtle.select(4)
te()
turtle.select(1)
rlt()
re()
re()
re()
m7()
turtle.turnRight()
turtle.back()
turtle.up()
turtle.up()
turtle.back()