Thanks. I must admit that I am unsure, but what you say is feasible. However, from the photo of YZ-J on my original post, the area under the canopy would appear to be brown rather than green.
We are currently building a full size replica in metal of the nose and forward fuselage of PD130. Information is scarce for the B1 Specials, so any information about the following would be most welcome: 1) The colour scheme used on this particular aircraft, especially the area beneath the rear...