Field's Seed Sense, Vol. 6 No. 2, March 1918
The pattern
This still sits in the public-domain pool. No pattern name yet.
Why it works
Wartime crop yield advice maximizing farm production for national defense. Guiding farmers on high-yielding seed varieties turns seasonal planting into an act of patriotic duty.
Steal this when
When motivating agricultural producers to maximize acreage through patriotic food security appeals.