Water and soil
unicorns
Farmers usually add fertilizer to the soil to help their crops grow better. Basic fertilizers are a mixture of Nitrogen potassium and phosphate
They help us because they grow crops for the US
it help farmers to grow crops
They taught them to grow crops.
Rice and beans.
It was the best way to grow large cash crops.
Across the world many rivers flood and help crops grow. The ones that come to my mind are the River Severn in Britain and the River Nile in Egypt.
if you want to grow crops or plants that stick ouy of the ground praying mantises can help against bugs.
it helped them grow crops and when it flooded it would not destroy the crops unlike the Tigis and Euphraes.
Fertilizers are spread on fields by farmers to help their crops grow.
i don't know help