Hello
BSC (Agri) is an Undergraduate course for Bachelor's in Science in Agriculture..
B.Sc. Agriculture involves the study of agriculture sciences and the use of modern scientific equipment and techniques in agriculture, land surveying, soil science, water resource management, animal, and poultry management, basics of biotechnology, etc.  It is considered as a professional degree course by the government of India. It is a course of 3 years. Students who passed 12th Class or Intermediate in science stream with minimum 50% marks in aggregate. Students having passed 12th with agriculture subject are also eligible.. Admission to the course is mostly entrance exam based. KEAM , EAMCET are a few entrance exams conducted for admission to the course.
There are  42 State Agricultural Universities (SAUs), 1 Central Agricultural University (CAU), 5 Deemed Universities (DUs) and 4 general Central Universities with Agriculture faculty in India.
This course also requires majoring in subjects like animal science , plant protection, soil science or agricultural engineering .
The Main Subjects are -
Agronomy 1 — crop production.
Agronomy 2— field crops.
Entomology — study about insects.
Plant pathology — plant diseases.
Soil science — soil studies,manures,fertilisers.
Genetics and plant breeding — physiology and genetic engineering and others.
Agricultural Economics.
Agriculture Extension.
Horticulture.

What after BSC agriculture??
The Gazetted post of Government of India as Agricultural Officer (Agronomist) is one of the most prestigious jobs in the public sector after B.Sc. Agriculture. Agriculture officer, Assistant Plantation Manager, Agricultural Research Scientist, Agriculture Development Officers, Agriculture Technician, Agriculturists, Business Development Executive, Marketing Executive, etc. are some of the job profiles associated with the course.