Chlorophyll a and chlorophyll b content of shoots of plants infected with rice root nematode H. oryzae, in comparison with control (uninfected) plants of the same age.

Values are the average ± standard deviation of four pools (n = 4) of shoot material from three plants each. Statistically significant differences in comparison with the respective control (at the same time point) are indicated with asterisks.**P*PChlorophyll a and chlorophyll b content of shoots of plants infected with rice root nematode H. oryzae, in comparison with control (uninfected) plants of the same age.