Pakistan is an agricultural country. The agriculture sector plays a vital role in the economy of Pakistan. The agriculture department contributes about 19% of the GDP. This business is commonly known as the art and science of animals and crops.It is known as the art business because of the construction of farmhouses, land information, and crop harvesting, etc. It is also known as the science business because a farmer should know parasitology, genetics, and pathology of animals and plants. For a successful agricultural business, a farmer should know the basics of medicine. He should be aware of animals, and plant diseases, their treatment, and care of them in such diseases.