The Effects of Tourists on Bird Diversity in Tourist Area Compared to Restricted Area of Seasonal Evergreen Forest at Tung Salang Luang National Park, Phetchabun Province, Thailand

Auttpol Nakwa, Narit Sitasuwan, Araya Jatisatein, Porntip Chantaramongko, Wasun Pupichit and Pornchai Srisak

International Journal of Zoological Research 4 ( 2 ): 96 - 105 , 2008