For count and incidence data:
Moradi-Vajargah M, Golizadeh A, Rafiee-Dastjerdi H, Zalucki MP, Hassanpour M,
Naseri B. 2011. Population density and spatial distribution pattern of Hypera
postica (Coleoptera: Curculionidae) in Ardabil, Iran. Notulae Botanicae Horti
Agrobotanici Cluj-Napoca, 39(2): 42-48.
Sun P, Madden LV. 1997. Using a normal approximation to test for the binomial
distribution. Biometrical journal, 39(5): 533-544.