Hi
No because there is more differences between D and J. BZ965 is B-24J wich You can see by the straight cut-off front
(it's another Polish mk.VI)
and B-24D(Liberator mk.III) got undercat at an angle. This's photo of Polish mk.III
There is also difference in high of first frame, the J has it higher
And for the greenhouse I will make templates and then vacu
Photo 1 internet
Photos 2,3,4 are from Mini Replika 72, 73