they are called an agriculturist :)
agronomist
Agric teacher
Agronomist
Farner
The Person Who studies about mamals , he is called mamalogist....
A person who studies volcanoes is called a volcanologist.
A person who studies the grass and soil, etc. is called a Agrostologist
A person who studies geology is a geologist.
A person who studies bees is called an apiologist.
a person that studies gems is called a gemologist.
Who study agriculture is called agreerian
A person who studies audiology would be called an audiologist.
A person who studies water and its properties is called a Hydrogeologist.
A person that studies animals is called a Zoologist.
A person who studies birds is called an ornithologist.
A person who studies the grass and soil, etc. is called a Agrostologist