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Fig. 4 | BMC Plant Biology

Fig. 4

From: Physiological and oxidative stress response of carrot (Daucus carota L.) to jumping plant-louse Bactericera trigonica Hodkinson (Hemiptera: Psylloidea) infestation

Fig. 4

Photosynthetic pigment contents in carrot leaves during the first six hours after infestation with B. trigonica. a Total chlorophyll (Chl a + Chl b) and Chl a/b ratio; b Total carotenoid content. Data presented are means ± standard errors. Different letters indicate statistically significant differences according to LSD test (p ≤ 0.05)

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