Linesh Jose on "How remove description and slug fields from taxonomy"

HI,
I've created a taxonomy "pro_agents" and i want to remove the description and slug fields from taxonomy adding and editing section. also i want to add new field " Contact number" int those section.

please check the screenshot: https://drive.google.com/file/d/0B9MrvrdRjhIqNXA3Ni1ibElVaGc/edit?usp=sharing
https://drive.google.com/file/d/0B9MrvrdRjhIqb2ZadGE1ZkZ4a3M/edit?usp=sharing

Thanks in advance