Turtle Baumfällen Programm

for i=1,1440 do
while(turtle.detect()==false) do
print( "waiting 1 minute for tree" )
os.sleep(60)
end
while(turtle.forward()==false) do
turtle.digUp()
turtle.dig()
turtle.up()
end
while(turtle.detectDown()==false) do
turtle.down()
end
while(turtle.detectDown()==true) do
turtle.back()
turtle.down()
turtle.dig()
end
while(turtle.detect()==false) do
turtle.down()
turtle.select(2)
turtle.refuel(1)
turtle.select(1)
turtle.suck()
turtle.suckDown()
end
turtle.up()
turtle.place()
turtle.up()
print( "felled and replanted tree" )
end