Fig. 3From: Occurrence of canine parvovirus in dogs from Henan province of China in 2009–2014Distribution of morbidity of CPV infection in relation to the season. The incidence of morbidity was 435/5946, 260/5322, 251/4465 and 223/4174 for spring, summer, autumn and winter, respectively. As a whole, the morbidity was not significant (P > 0.05). The highest morbidity (◆) was recorded in the spring. Statistical analysis was performed using the χ2 testBack to article page