1. DINGLE, H. (1982) Function of migration in the seasonal synchronization of insects. Entomol. Exp. Appl. 31: 36-48.
2. KISIMOTO, R. (1956) Effect of diapause in the fourth larval instar on the determination of wing-form of adults of the small brown planthopper, Delphacodes striatella FALLEN. Studies on the polymorphism in the planthoppers (Homoptera, Araeopidae). Oyo-Kontyu 12: 202-210 (in Japanese).
3. KISIMOTO, R. (1959) Brachypter and macropter of planthoppers. Shokubutsu-boeki 13: 298-302 (in Japanese).
4. MAHMUD, F. S. (1980) Alary polymorphism in the small brown planthopper Laodelphax striatellus (Homoptera: Delphacidae). Entomol. Exp. Appl. 28: 47-53.
5. MORI, K. and F. NAKASUJI (1990) Genetic analysis of the wing-form determination of the small brown planthopper, Laodelphax striatellus (Hemiptera: Delphacidae). Res. Popul. Ecol. 32: 279-287.