I am providing the reliable source but no one is trying to change it. http://books.google.com/books?id=num2I4NFGqIC&pg;=PA36&lpg;=PA36&dq;=kushwaha+as+agricultural+caste&source;=bl&ots;=RbDJiP1vn-&sig;=0q5PXMIR2U-OdCfKoETdjdD8EGo&hl;=en&sa;=X&ei;=ha7IUfKZBI-o9gTApIDQAQ&ved;=0CC8Q6AEwATgo#v=onepage&q;=kushwaha&f;=false