Figure 4
(a) Area of the midrib and minor veins and (b) average width of the midrib of middle leaflets of third trifoliate leaves of soybean plants emerged after pre-treatment of seeds with different SMF strength (0–300 mT). The error bars indicate ± standard error for the mean. The values presented are significantly different at (**P < 0.01, ***P < 0.001) from untreated seeds (Newman-Keulis multiple comparison test). |