Non veni pacem mittere, sed gladium.
How did they plant without planter boxes? Maybe they are disking, or cultivating...
Given the uneven and lumpy ground, doesn't it look more as though they were cutting? ...but had yet to swathe it into rows?
There are some wonderful ol pics and reading if you go to: Grand Encampment - Page 33 - Google Books Resulthttps://books.google.com/books?isbn=0738588822