Content writer long term

we are looking to work with a professional content writer to create 1500-2000 word articles per week in the agriculture sector:

we will assist by providing

Article title
article keywords
article subject matter
article talking points

your role will be to take our points and expand on them and create SEO friendly content around them.

we are looking for a Price per article and looking to work with one writer who preferably has experience in

Animal nutrition, animal health, CSR, and the environment ( not a must but would be preferred)