Nitrogen (N) - is an essential nutrient for plant growth. It is a macronutrient and is needed by plants to make protein. Phosphorus (P) - It is a micronutrient and is needed by plants to make cell walls, DNA, . . .
Nutrients: Cow manure is full of nutrients. Nitrogen, phosphorous, potassium, and calcium are all in abundance in cow manure. Soil structure: When applied to the soil, the manure helps to create a more stable structure for the soil.Water retention: The manure provides a good amount of water-holding capacity to the soil.
The reason why cow manure is used is that it is easy to obtain and has many benefits. However, you should always remember that it is not suitable for every crop. It is best suited to crops that need a lot of nitrogen, phosphorous, potassium, or calcium.