Certified GKH Gardening Expert
Unless it's aged well, you might want to consider composting it first. Here is an article that you may find helpful: https://www.gardeningknowhow.com/composting/manures/cow-manure-compost.htm
Cow manure is so rich and gets very hot. The odds are you will probrably burn your plants up. The best way to use cow manure is before planting mix it in to your soil.