Who was declared winners of ww1

The Allies (mainly Britain, France, US) won WW1

Explanation:

, Austria-Hungary declares war on Serbia, effectively beginning the First World War.entral Powers and also Russia, although Russia withdrew from the war early due to civil war issues at home

punish germany and keep it weak,

crop rotation kepy different plants in the soil instead of once constintly. when switching out plants you have different nutrients being absorbed at different speeds and different roots growing differently therfore the spoil and water flow have to adapt and carry fresh nutrients to carry the constant changes that were going on in the soil.