Ngoen-klan, Ratchadawan, Rungroj Deelee, and Weerawan Amornsak. 2019. “Preliminary survey of the brown planthopper, Nilaparvata lugens (Stål) (Hemiptera: Delphacidae) on different varieties of rice and its natural enemies in Central Thailand”. Agriculture and Natural Resources 53 (4). Bangkok, Thailand:410-22. https://li01.tci-thaijo.org/index.php/anres/article/view/228757.