The mustard oil cake is a good source of protein, minerals, and fiber. It is also rich in nitrogen, which makes it an excellent natural fertilizer for crops. The cake is used as an organic manure to improve soil fertility, texture, and water-holding capacity.

Bone meal is a type of organic fertilizer made from ground animal bones. It is commonly used as a source of phosphorus, which is an essential nutrient for plant growth. Bone meal is produced by heating or steaming animal bones to remove any meat, fat, and other tissue, and then grinding them into a fine powder.

Neem cake powder is a byproduct that is obtained during the extraction of oil from neem seeds. Neem is a tree that is native to India and has been traditionally used for medicinal purposes. The neem cake powder is an organic fertilizer that is rich in nutrients and beneficial for plants.