Cow is very important animal we all now. So we should give some testy food. Such as green grass etc.
Not only Bangladesh most of the country in Asia are used to eat grass. Sometimes grass carry different types of germs. When your cow will eat these grass. It will be sick. And that is not so good. So we should first clean all grass and then give to eat..
Another important thing is clean and pure water. Pure water is very important for everyone. We will take pure water from different source.
At last stay happy stay good