The definition of subsistence farming is "the farmers focus on growing food to feed themselves and their families.The typical subsistence farm has a range of crops and animals needed by the family to feed and clothe themselves during the year. Planting decisions are made principally with an eye toward what the family will need during the coming year, and secondarily toward market prices."
I believe that they used higher tec on the dry soil, it became a problem where the air had so much dirt in it that the dust bowl hapend. this is what i learned, hopefully this helps
Answer:
Russian the psoriatic union (aka its related to hitler thing)
zoom in on the picture and you will see symbols